Merge pull request #3133 from NervanaSystems/arogowiec/remove_duplicates

Remove redundant run of FusedOpDecomposition.

src/ngraph/runtime/gpu/gpu_compiled_function.cpp

@@ -173,9 +173,6 @@ void runtime::gpu::GPUCompiledFunction::compile()
     pass_manager.register_pass<runtime::gpu::pass::BatchNormCache>();
     pass_manager.register_pass<ngraph::pass::LikeReplacement>();
     pass_manager.register_pass<ngraph::pass::FusedOpDecomposition>();
-    // Run this pass for the second time since, some fused operators like LSTMCell may use
-    // other fused operators inside.
-    pass_manager.register_pass<ngraph::pass::FusedOpDecomposition>();
     pass_manager.register_pass<ngraph::pass::ImplicitBroadcastElimination>();
     pass_manager.register_pass<runtime::gpu::pass::GPULayout>(this);
     pass_manager.register_pass<ngraph::pass::AssignLayout<descriptor::layout::DenseTensorLayout>>();

src/ngraph/runtime/intelgpu/intelgpu_backend.cpp

@@ -430,10 +430,6 @@ shared_ptr<runtime::Executable>
 
     if (m_disable_backend_optimizations < 2)
     {
-        pass_manager.register_pass<ngraph::pass::FusedOpDecomposition>(
-            IntelGPUBackend::is_supported_impl);
-        // Run this pass for the second time since, some fused operators like LSTMCell may use
-        // other fused operators inside.
         pass_manager.register_pass<ngraph::pass::FusedOpDecomposition>(
             IntelGPUBackend::is_supported_impl);
         pass_manager.register_pass<ngraph::pass::ImplicitBroadcastElimination>();

src/ngraph/runtime/interpreter/int_executable.cpp

@@ -47,9 +47,6 @@ runtime::interpreter::INTExecutable::INTExecutable(const shared_ptr<Function>& f
     pass::Manager pass_manager;
     pass_manager.register_pass<pass::LikeReplacement>();
     pass_manager.register_pass<pass::FusedOpDecomposition>();
-    // Run this pass for the second time since, some fused operators like LSTMCell may use
-    // other fused operators inside.
-    pass_manager.register_pass<pass::FusedOpDecomposition>();
     pass_manager.register_pass<pass::ImplicitBroadcastElimination>();
     pass_manager.register_pass<pass::AssignLayout<DenseTensorLayout>>();
     pass_manager.register_pass<pass::Liveness>();