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/Utils.h | 99 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 arm_compute/graph/Utils.h

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

diff --git a/arm_compute/graph/Utils.h b/arm_compute/graph/Utils.h
new file mode 100644
index 0000000000..83deb70348
--- /dev/null
+++ b/arm_compute/graph/Utils.h
@@ -0,0 +1,99 @@
+/*
+ * 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_UTILS_H__
+#define __ARM_COMPUTE_GRAPH_UTILS_H__
+
+#include "arm_compute/graph/Graph.h"
+#include "arm_compute/graph/PassManager.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+// Forward Declaration
+class GraphContext;
+
+/** Returns the tensor descriptor of a given tensor
+ *
+ * @param[in] g   Graph that the tensor belongs to
+ * @param[in] tid Tensor ID
+ *
+ * @return Tensor descriptor if tensor was found else empty descriptor
+ */
+inline TensorDescriptor get_tensor_descriptor(const Graph &g, TensorID tid)
+{
+    const Tensor *tensor = g.tensor(tid);
+    return (tensor != nullptr) ? tensor->desc() : TensorDescriptor();
+}
+/** Sets an accessor on a given tensor
+ *
+ * @param[in] tensor   Tensor to set the accessor to
+ * @param[in] accessor Accessor to set
+ *
+ * @return True if accessor was set else false
+ */
+inline Status set_tensor_accessor(Tensor *tensor, std::unique_ptr<ITensorAccessor> accessor)
+{
+    ARM_COMPUTE_RETURN_ERROR_ON(tensor == nullptr);
+    tensor->set_accessor(std::move(accessor));
+
+    return Status{};
+}
+/** Checks if a specific target is supported
+ *
+ * @param[in] target Target to check
+ *
+ * @return True if target is support else false
+ */
+bool is_target_supported(Target target);
+/** Returns default target for execution
+ *
+ * @note If an OpenCL backend exists then OpenCL is returned,
+ *       else if the NEON backend exists returns NEON as target.
+ *       If no backends are registered an error is raised.
+ *
+ * @return Default target
+ */
+Target get_default_target();
+/** Forces a single target to all graph constructs
+ *
+ * @param[in] g      Graph to force target on
+ * @param[in] target Target to force
+ */
+void force_target_to_graph(Graph &g, Target target);
+/** Creates a default @ref PassManager
+ *
+ * @param[in] target Target to create the pass manager for
+ *
+ * @return A PassManager with default mutating passes
+ */
+PassManager create_default_pass_manager(Target target);
+/** Default setups the graph context if not done manually
+ *
+ * @param[in] ctx Graph Context
+ */
+void setup_default_graph_context(GraphContext &ctx);
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_UTILS_H__ */
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