COMPMID-797: Switch to new graph.

- Cleaned up build system

Change-Id: If2faa27ee5b31fa8b972836960ab3ef671059c8d
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/126435
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>

1 files changed, 91 insertions, 0 deletions

diff --git a/arm_compute/graph/backends/BackendRegistry.h b/arm_compute/graph/backends/BackendRegistry.h
new file mode 100644
index 0000000000..69114ed26d
--- /dev/null
+++ b/arm_compute/graph/backends/BackendRegistry.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2018 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef __ARM_COMPUTE_GRAPH_BACKEND_REGISTRY_H__
+#define __ARM_COMPUTE_GRAPH_BACKEND_REGISTRY_H__
+
+#include "arm_compute/graph/IDeviceBackend.h"
+#include "arm_compute/graph/Types.h"
+#include "support/ToolchainSupport.h"
+
+#include <map>
+#include <memory>
+
+namespace arm_compute
+{
+namespace graph
+{
+namespace backends
+{
+/** Registry holding all the supported backends */
+class BackendRegistry final
+{
+public:
+    /** Gets backend registry instance
+     *
+     * @return Backend registry instance
+     */
+    static BackendRegistry &get();
+    /** Finds a backend in the registry
+     *
+     * @param[in] target Backend target
+     *
+     * @return Pointer to the backend interface if found, else nullptr
+     */
+    IDeviceBackend *find_backend(Target target);
+    /** Checks if a backend for a given target exists
+     *
+     * @param[in] target Execution target
+     *
+     * @return True if exists else false
+     */
+    bool contains(Target target) const;
+    /** Backends accessor
+     *
+     * @return Map containing the registered backends
+     */
+    const std::map<Target, std::unique_ptr<IDeviceBackend>> &backends() const;
+    /** Registers a backend to the registry
+     *
+     * @param[in] target Execution target to register for
+     */
+    template <typename T>
+    void add_backend(Target target);
+
+private:
+    /** Default Constructor */
+    BackendRegistry();
+
+private:
+    std::map<Target, std::unique_ptr<IDeviceBackend>> _registered_backends;
+};
+
+template <typename T>
+inline void BackendRegistry::add_backend(Target target)
+{
+    _registered_backends[target] = support::cpp14::make_unique<T>();
+}
+} // namespace backends
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_BACKEND_REGISTRY_H__ */