IntelGPU backend: Implemented some clDNN controls (#1934)

src/ngraph/runtime/intelgpu/intelgpu_backend.cpp

@@ -56,6 +56,7 @@
 #include "ngraph/runtime/intelgpu/intelgpu_tensor_view.hpp"
 #include "ngraph/runtime/intelgpu/visualize_tree.hpp"
 
+#include "ngraph/file_util.hpp"
 #include "ngraph/function.hpp"
 #include "ngraph/node.hpp"
 #include "ngraph/op/argmax.hpp"
@@ -329,12 +330,25 @@ runtime::intelgpu::IntelGPUBackend::IntelGPUBackend()
         m_disable_backend_optimizations = true;
     }
 
+    // Disables clDNN (cldnn::network) level optimizations
+    if (getenv("NGRAPH_INTELGPU_CLDNN_DISABLE_OPTIMIZATIONS") != nullptr)
+    {
+        m_cldnn_graph_optimize = false;
+    }
+
     // Dumps the input Function into Graphviz format
     if (getenv("NGRAPH_INTELGPU_DUMP_FUNCTION") != nullptr)
     {
         m_dump_graph_enable = true;
     }
 
+    // Dumps the clDNN internal logs into directory
+    if (getenv("NGRAPH_INTELGPU_CLDNN_DUMP") != nullptr)
+    {
+        file_util::make_directory(m_cldnn_dump_dir);
+        m_cldnn_dump_enable = true;
+    }
+
     cldnn::engine_configuration cldnn_configuration(profiling);
     ocl_engine = make_shared<cldnn::engine>(cldnn_configuration);
 }
@@ -1501,7 +1515,14 @@ bool runtime::intelgpu::IntelGPUBackend::compile(shared_ptr<Function> func)
         }
     }
 
-    cldnn::build_options network_build_options(cldnn::build_option::optimize_data(true));
+    cldnn::build_options network_build_options;
+
+    network_build_options.set_option(cldnn::build_option::optimize_data(m_cldnn_graph_optimize));
+
+    if (m_cldnn_dump_enable)
+    {
+        network_build_options.set_option(cldnn::build_option::graph_dumps_dir(m_cldnn_dump_dir));
+    }
 
     instance.ocl_network =
         make_shared<cldnn::network>(*ocl_engine, topology, network_build_options);

src/ngraph/runtime/intelgpu/intelgpu_backend.hpp

@@ -83,5 +83,8 @@ private:
     bool m_profile_enable = false;
     long m_profile_lines_limit_count = 10;
     bool m_dump_graph_enable = false;
+    bool m_cldnn_graph_optimize = true;
+    bool m_cldnn_dump_enable = false;
+    std::string m_cldnn_dump_dir = std::string("intelgpu_codegen");
     std::string delim = std::string(":");
 };