COMPMID-1145: (API) Introduce prepare() stage (NEON/CL/GLES)

Change-Id: I5b46764f9c3154ec3e3b9c951cc9e6dfbcb81dfb
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/134255
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>

1 files changed, 17 insertions, 1 deletions

diff --git a/src/runtime/CL/functions/CLDeconvolutionLayer.cpp b/src/runtime/CL/functions/CLDeconvolutionLayer.cpp
index 6c54b18b81..4c1ea5b9a2 100644
--- a/src/runtime/CL/functions/CLDeconvolutionLayer.cpp
+++ b/src/runtime/CL/functions/CLDeconvolutionLayer.cpp
@@ -38,7 +38,8 @@ CLDeconvolutionLayer::CLDeconvolutionLayer(std::shared_ptr<IMemoryManager> memor
     : _memory_group(std::move(memory_manager)),
       _scale_f(),
       _conv_f(),
-      _scaled_output()
+      _scaled_output(),
+      _is_prepared(false)
 {
 }
 
@@ -104,6 +105,8 @@ void CLDeconvolutionLayer::configure(ICLTensor *input, const ICLTensor *weights,
     // Perform validation step
     ARM_COMPUTE_ERROR_THROW_ON(CLDeconvolutionLayer::validate(input->info(), weights->info(), bias == nullptr ? nullptr : bias->info(), output->info(), info, inner_border_right, inner_border_top));
 
+    _is_prepared = false;
+
     _memory_group.manage(&_scaled_output);
 
     // configure scale function
@@ -126,8 +129,21 @@ void CLDeconvolutionLayer::configure(ICLTensor *input, const ICLTensor *weights,
 
 void CLDeconvolutionLayer::run()
 {
+    prepare();
+
     _memory_group.acquire();
+
     _scale_f.run();
     _conv_f.run();
+
     _memory_group.release();
 }
+
+void CLDeconvolutionLayer::prepare()
+{
+    if(!_is_prepared)
+    {
+        _conv_f.prepare();
+        _is_prepared = true;
+    }
+}