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authorMike Kelly <mike.kelly@arm.com>2023-07-07 15:43:06 +0100
committerMike Kelly <mike.kelly@arm.com>2023-07-14 00:00:53 +0100
commit4cc341cf8b5a6e6bb0543504cbbfde6fa11a2cdb (patch)
tree7cac128e9ec6f2fd27f1afdb55f44b870f39e0b3 /src/armnn/layers/ConcatLayer.cpp
parent6963b33221c23af4a8eff19ff4a5773230b0befd (diff)
downloadarmnn-4cc341cf8b5a6e6bb0543504cbbfde6fa11a2cdb.tar.gz
IVGCVSW-7830 Add backend optimizations to remove Reshapes where possible
* Added optimization to remove reshapes for Neon and Ref Backends by using overridden TensorInfos * Added ability to delete Subgraphs during Optimization * Fixed naming error in NeonEndToEndTests and CLEndToEndTests * Added LayerNameAndTypeCheck for testing. * Fixed error where layers were not marked as altered when removed in CLBackend Signed-off-by: Mike Kelly <mike.kelly@arm.com> Change-Id: I1ac25cd4ec9821470d961831ae2c8d24882276cc
Diffstat (limited to 'src/armnn/layers/ConcatLayer.cpp')
-rw-r--r--src/armnn/layers/ConcatLayer.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/armnn/layers/ConcatLayer.cpp b/src/armnn/layers/ConcatLayer.cpp
index 7a1b689b2c..4629bf245e 100644
--- a/src/armnn/layers/ConcatLayer.cpp
+++ b/src/armnn/layers/ConcatLayer.cpp
@@ -120,7 +120,7 @@ void ConcatLayer::CreateTensors(const TensorHandleFactoryRegistry& registry,
// 3) the input does not come from a Constant layer or input layer
// 4) the input is only read by this concat layer
// 5) if concat along x or y (2 innermost dimensions) and the previous layers do not require padding
- // 6) the input does not have an Overridden TensorInfo
+ // 6) neither the inputs nor the output have an Overridden TensorInfo
if (slot &&
parentInfo.IsTypeSpaceMatch(info) && //(1)
factoryId == slot->GetTensorHandleFactoryId() && //(2)
@@ -128,6 +128,7 @@ void ConcatLayer::CreateTensors(const TensorHandleFactoryRegistry& registry,
slot->GetOwningLayer().GetType() != LayerType::Input && //(3)
slot->GetNumConnections() == 1 &&
canUseSubTensorOnXorY && //(5)
+ !GetOutputSlot(0).GetConnection(0)->IsTensorInfoOverridden() && //(6)
!currentLayer->GetInputSlot(i).IsTensorInfoOverridden()) //(6)
{
ARMNN_NO_DEPRECATE_WARN_BEGIN