IVGCVSW-5685 Add CpuAcc specific configuration option numberOfThreads

 * Added ability to set number of threads used in CpuAcc backend
 * Enabled number-of-threads option in ExecuteNetwork
 * Added TfLiteDelegate ModelOptions test
 * Added unsigned int type to BackendOptions.hpp

Signed-off-by: Matthew Sloyan <matthew.sloyan@arm.com>
Change-Id: Ia576d4f45cbe5df3654bc730bb5ebd5181d82b5a

1 files changed, 36 insertions, 0 deletions

diff --git a/delegate/src/test/DelegateOptionsTest.cpp b/delegate/src/test/DelegateOptionsTest.cpp
index 23510c7777..6024754be8 100644
--- a/delegate/src/test/DelegateOptionsTest.cpp
+++ b/delegate/src/test/DelegateOptionsTest.cpp
@@ -150,4 +150,40 @@ TEST_CASE ("ArmnnDelegateOptimizerOptionsImport")
 
 }
 
+TEST_SUITE("DelegateOptions_CpuAccTests")
+{
+
+TEST_CASE ("ArmnnDelegateModelOptions_CpuAcc_Test")
+{
+    std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
+    std::vector<int32_t> tensorShape { 1, 2, 2, 1 };
+    std::vector<float> inputData = { 1, 2, 3, 4 };
+    std::vector<float> divData = { 2, 2, 3, 4 };
+    std::vector<float> expectedResult = { 1, 2, 2, 2 };
+
+    unsigned int numberOfThreads = 2;
+
+    armnn::ModelOptions modelOptions;
+    armnn::BackendOptions cpuAcc("CpuAcc",
+                                 {
+                                         { "FastMathEnabled", true },
+                                         { "NumberOfThreads", numberOfThreads }
+                                 });
+    modelOptions.push_back(cpuAcc);
+
+    armnn::OptimizerOptions optimizerOptions(false, false, false, false, modelOptions);
+    armnnDelegate::DelegateOptions delegateOptions(backends, optimizerOptions);
+
+    DelegateOptionTest<float>(::tflite::TensorType_FLOAT32,
+                              backends,
+                              tensorShape,
+                              inputData,
+                              inputData,
+                              divData,
+                              expectedResult,
+                              delegateOptions);
+}
+
+}
+
 } // namespace armnnDelegate