From d9eb27597eabe5b7c17520f4f9b3f8a282d72573 Mon Sep 17 00:00:00 2001
From: Georgios Pinitas <georgios.pinitas@arm.com>
Date: Tue, 3 Apr 2018 13:44:29 +0100
Subject: 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>
---
 arm_compute/graph/backends/Utils.h | 97 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 arm_compute/graph/backends/Utils.h

(limited to 'arm_compute/graph/backends/Utils.h')

diff --git a/arm_compute/graph/backends/Utils.h b/arm_compute/graph/backends/Utils.h
new file mode 100644
index 0000000000..b902d17c0e
--- /dev/null
+++ b/arm_compute/graph/backends/Utils.h
@@ -0,0 +1,97 @@
+/*
+ * 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_BACKENDS_UTILS_H__
+#define __ARM_COMPUTE_GRAPH_BACKENDS_UTILS_H__
+
+#include "arm_compute/graph/GraphContext.h"
+#include "arm_compute/runtime/IMemoryManager.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+namespace backends
+{
+/** Creates and configures a named function
+ *
+ * @param[in] name Name of the function
+ * @param[in] args Function arguments
+ *
+ * @return  A configured backend function
+ */
+template <typename FunctionType, typename FunctionNameType, typename... ParameterType>
+std::pair<std::unique_ptr<arm_compute::IFunction>, FunctionNameType> create_named_function(FunctionNameType name, ParameterType... args)
+{
+    auto f = arm_compute::support::cpp14::make_unique<FunctionType>();
+    f->configure(std::forward<ParameterType>(args)...);
+    return std::make_pair(std::move(f), name);
+}
+
+/** Creates and configures a named function
+ *
+ * @param[in] name Name of the function
+ * @param[in] mm   Memory manager to use
+ * @param[in] args Function arguments
+ *
+ * @return  A configured backend function
+ */
+template <typename FunctionType, typename FunctionNameType, typename MemoryManagerType, typename... ParameterType>
+std::pair<std::unique_ptr<arm_compute::IFunction>, FunctionNameType> create_named_memory_managed_function(FunctionNameType name,
+                                                                                                          MemoryManagerType mm,
+                                                                                                          ParameterType... args)
+{
+    auto f = arm_compute::support::cpp14::make_unique<FunctionType>(mm);
+    f->configure(std::forward<ParameterType>(args)...);
+    return std::make_pair(std::move(f), name);
+}
+
+/** Checks if an operation is in place
+ *
+ * @param[in] input  Pointer to input
+ * @param[in] output Pointer to output
+ *
+ * @return True if output is nullptr or input is equal to the output, else false
+ */
+inline bool is_in_place_operation(void *input, void *output)
+{
+    return (output == nullptr) || (input == output);
+}
+
+/** Returns the memory manager for a given target
+ *
+ * @param[in] ctx    Graph context containing memory management metadata
+ * @param[in] target Target to retrieve the memory manager from
+ *
+ * @return The memory manager for the given target else false
+ */
+inline std::shared_ptr<IMemoryManager> get_memory_manager(GraphContext &ctx, Target target)
+{
+    bool enabled = ctx.config().use_function_memory_manager && (ctx.memory_management_ctx(target) != nullptr);
+    return enabled ? ctx.memory_management_ctx(target)->mm : nullptr;
+}
+} // namespace backends
+} // namespace graph
+} // namespace arm_compute
+
+#endif /* __ARM_COMPUTE_GRAPH_BACKENDS_UTILS_H__ */
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