COMPMID-2443: CL example use program cache by default.

Change-Id: I9db5cf4ce98e86f7488f4041f0d0247d3d0cd663
Signed-off-by: Pablo Tello <pablo.tello@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1528
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-by: VidhyaSudhan Loganathan <vidhyasudhan.loganathan@arm.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/examples/graph_inception_v4.cpp b/examples/graph_inception_v4.cpp
index 3ea2b2fd1c..15fd049fa3 100644
--- a/examples/graph_inception_v4.cpp
+++ b/examples/graph_inception_v4.cpp
@@ -27,6 +27,8 @@
 #include "utils/GraphUtils.h"
 #include "utils/Utils.h"
 
+#include <chrono>
+
 using namespace arm_compute::utils;
 using namespace arm_compute::graph::frontend;
 using namespace arm_compute::graph_utils;
@@ -154,8 +156,28 @@ public:
         config.tuner_mode  = common_params.tuner_mode;
         config.tuner_file  = common_params.tuner_file;
 
+        const auto config_start_time = std::chrono::high_resolution_clock::now();
+
+        // Load the precompiled kernels from a file into the kernel library, in this way the next time they are needed
+        // compilation won't be required.
+        if(common_params.enable_cl_cache)
+        {
+            restore_program_cache_from_file();
+        }
+
         graph.finalize(common_params.target, config);
 
+        const auto config_end_time = std::chrono::high_resolution_clock::now();
+        const auto time_elapsed    = config_end_time - config_start_time;
+        const auto time_elapsed_ms = std::chrono::duration_cast<std::chrono::milliseconds>(time_elapsed).count();
+        std::cout << "Configuration time " << time_elapsed_ms << " ms " << std::endl;
+
+        // Save the opencl kernels to a file
+        if(common_opts.enable_cl_cache)
+        {
+            save_program_cache_to_file();
+        }
+
         return true;
     }