wip

src/ngraph/CMakeLists.txt

@@ -486,33 +486,33 @@ configure_file(version.in.hpp version.hpp)
 
 if (NGRAPH_STATIC_LIB_ENABLE)
     add_library(ngraph STATIC ${SRC})
-    target_compile_definitions(ngraph PRIVATE INTERPRETER_BACKEND_STATIC)
+    target_compile_definitions(ngraph PUBLIC INTERPRETER_BACKEND_STATIC)
     if (NGRAPH_CPU_ENABLE)
-        target_compile_definitions(ngraph PRIVATE CPU_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC CPU_BACKEND_STATIC)
     endif()
 
     if (NGRAPH_INTELGPU_ENABLE)
-        target_compile_definitions(ngraph PRIVATE INTELGPU_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC INTELGPU_BACKEND_STATIC)
     endif()
 
     if (NGRAPH_GPU_ENABLE)
-        target_compile_definitions(ngraph PRIVATE GPU_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC GPU_BACKEND_STATIC)
     endif()
 
     if (NGRAPH_NOP_ENABLE)
-        target_compile_definitions(ngraph PRIVATE NOP_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC NOP_BACKEND_STATIC)
     endif()
 
     if (NGRAPH_GPUH_ENABLE)
-        target_compile_definitions(ngraph PRIVATE GPUH_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC GPUH_BACKEND_STATIC)
     endif()
 
     if (NGRAPH_GENERIC_CPU_ENABLE)
-        target_compile_definitions(ngraph PRIVATE GENERIC_CPU_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC GENERIC_CPU_BACKEND_STATIC)
     endif()
 
     if (NGRAPH_PLAIDML_ENABLE)
-        target_compile_definitions(ngraph PRIVATE PLAIDML_BACKEND_STATIC)
+        target_compile_definitions(ngraph PUBLIC PLAIDML_BACKEND_STATIC)
     endif()
 else()
     add_library(ngraph SHARED ${SRC})

src/ngraph/runtime/backend_manager.cpp

@@ -25,6 +25,7 @@
 #include "ngraph/file_util.hpp"
 #include "ngraph/runtime/backend.hpp"
 #include "ngraph/runtime/backend_manager.hpp"
+#include "ngraph/runtime/cpu/static_initialize.hpp"
 #include "ngraph/runtime/interpreter/static_initialize.hpp"
 #include "ngraph/util.hpp"
 
@@ -110,6 +111,10 @@ shared_ptr<runtime::Backend> runtime::BackendManager::create_backend(const std::
 
     auto registry = get_registry();
     auto it = registry.find(type);
+    for (auto x : registry)
+    {
+        NGRAPH_INFO << x.first;
+    }
     if (it != registry.end())
     {
         BackendConstructor* new_backend = it->second;

src/ngraph/runtime/cpu/CMakeLists.txt

@@ -150,7 +150,11 @@ endif()
 if (NGRAPH_CPU_ENABLE)
     set(NGRAPH_CPU_DEBUGINFO_ENABLE 0 CACHE STRING "Enable debuginfo in the CPU backend")
 
+    # if (NGRAPH_STATIC_LIB_ENABLE)
+    #     add_library(cpu_backend STATIC ${SRC})
+    # else()
         add_library(cpu_backend SHARED ${SRC})
+    # endif()
     if(NGRAPH_LIB_VERSIONING_ENABLE)
         set_target_properties(cpu_backend PROPERTIES
             VERSION ${NGRAPH_VERSION}

src/ngraph/runtime/cpu/cpu_backend.cpp

@@ -23,12 +23,13 @@
 #include "ngraph/runtime/cpu/cpu_call_frame.hpp"
 #include "ngraph/runtime/cpu/cpu_external_function.hpp"
 #include "ngraph/runtime/cpu/cpu_tensor_view.hpp"
+#include "ngraph/runtime/cpu/static_initialize.hpp"
 #include "ngraph/util.hpp"
 
 using namespace ngraph;
 using namespace std;
 
-extern "C" runtime::BackendConstructor* get_backend_constructor_pointer()
+static runtime::BackendConstructor* cpu_get_backend_constructor_pointer()
 {
     class CPU_BackendConstructor : public runtime::BackendConstructor
     {
@@ -36,6 +37,7 @@ extern "C" runtime::BackendConstructor* get_backend_constructor_pointer()
         std::shared_ptr<runtime::Backend> create(const std::string& config) override
         {
             // Force TBB to link to the backend
+            NGRAPH_INFO;
             tbb::TBB_runtime_interface_version();
             return make_shared<runtime::cpu::CPU_Backend>();
         }
@@ -46,17 +48,22 @@ extern "C" runtime::BackendConstructor* get_backend_constructor_pointer()
     return s_backend_constructor.get();
 }
 
-namespace
+#ifndef CPU_BACKEND_STATIC
+extern "C" runtime::BackendConstructor* get_backend_constructor_pointer()
 {
-    static class CPUStaticInit
-    {
-    public:
-        CPUStaticInit()
+    return cpu_get_backend_constructor_pointer();
+}
+#endif
+
+void runtime::cpu::static_initialize()
+{
+    NGRAPH_INFO;
+    static bool s_is_initialized = false;
+    if (!s_is_initialized)
     {
-            runtime::BackendManager::register_backend("CPU", get_backend_constructor_pointer());
+        s_is_initialized = true;
+        runtime::BackendManager::register_backend("CPU", cpu_get_backend_constructor_pointer());
     }
-        ~CPUStaticInit() {}
-    } s_cpu_static_init;
 }
 
 shared_ptr<runtime::cpu::CPU_CallFrame> runtime::cpu::CPU_Backend::make_call_frame(

src/ngraph/runtime/cpu/static_initialize.hpp

+//*****************************************************************************
+// Copyright 2017-2019 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//*****************************************************************************
+
+#pragma once
+
+namespace ngraph
+{
+    namespace runtime
+    {
+        namespace cpu
+        {
+            void static_initialize();
+        }
+    }
+}

src/ngraph/runtime/interpreter/int_backend.cpp

@@ -27,7 +27,8 @@
 using namespace std;
 using namespace ngraph;
 
-extern "C" runtime::BackendConstructor* get_backend_constructor_pointer()
+static runtime::BackendConstructor*
+    interpreter_get_backend_constructor_pointer()
 {
     class INTBackendConstructor : public runtime::BackendConstructor
     {
@@ -43,6 +44,14 @@ extern "C" runtime::BackendConstructor* get_backend_constructor_pointer()
     return s_backend_constructor.get();
 }
 
+#ifdef INTERPRETER_BACKEND_STATIC
+extern "C" runtime::BackendConstructor*
+    get_backend_constructor_pointer()
+    {
+        return interpreter_get_backend_constructor_pointer();
+    }
+#endif
+
 void runtime::interpreter::static_initialize()
 {
     static bool s_is_initialized = false;