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/PassManager.h | 92 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 arm_compute/graph/PassManager.h

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

diff --git a/arm_compute/graph/PassManager.h b/arm_compute/graph/PassManager.h
new file mode 100644
index 0000000000..9f32a458d0
--- /dev/null
+++ b/arm_compute/graph/PassManager.h
@@ -0,0 +1,92 @@
+/*
+ * 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_PASSMANAGER_H__
+#define __ARM_COMPUTE_GRAPH_PASSMANAGER_H__
+
+#include "arm_compute/graph/IGraphMutator.h"
+
+#include <memory>
+#include <vector>
+
+namespace arm_compute
+{
+namespace graph
+{
+// Forward declarations
+class Graph;
+
+/** Pass manager
+ *
+ * Responsible for performing the mutating graph passes with a given order
+ **/
+class PassManager final
+{
+public:
+    /** Constructor */
+    PassManager();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    PassManager(const PassManager &) = delete;
+    /** Default move constructor */
+    PassManager(PassManager &&) = default;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    PassManager &operator=(const PassManager &) = delete;
+    /** Default move assignment operator */
+    PassManager &operator=(PassManager &&) = default;
+    /** Mutation passes accessors
+     *
+     * @return Returns the vector with the mutation passes that are to be executed on a graph
+     */
+    const std::vector<std::unique_ptr<IGraphMutator>> &passes() const;
+    /** Accessor of a pass at a given index
+     *
+     * @param[in] index Index of the requested pass
+     *
+     * @return A pointer to the given pass if exists else nullptr
+     */
+    IGraphMutator *pass(size_t index);
+    /** Appends a mutation pass
+     *
+     * @param[in] pass Pass to append
+     */
+    void append(std::unique_ptr<IGraphMutator> pass);
+    /** Clears all the passes */
+    void clear();
+    /** Runs all the mutation passes on a given graph
+     *
+     * @param[in] g Graph to run the mutations on
+     */
+    void run_all(Graph &g);
+    /** Runs a specific mutation pass on a given graph
+     *
+     * @param[in] g     Graph to run the mutation on
+     * @param[in] index Index of the mutation to execute
+     */
+    void run(Graph &g, size_t index);
+
+private:
+    std::vector<std::unique_ptr<IGraphMutator>> _passes; /**< Vector of graph passes */
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_PASSMANAGER_H__ */
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