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>
diff --git a/arm_compute/graph/Workload.h b/arm_compute/graph/Workload.h
new file mode 100644
index 0000000..b19c932
--- /dev/null
+++ b/arm_compute/graph/Workload.h
@@ -0,0 +1,66 @@
+/*
+ * 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_WORKLOAD_H__
+#define __ARM_COMPUTE_GRAPH_WORKLOAD_H__
+
+#include "arm_compute/runtime/IFunction.h"
+
+#include <memory>
+#include <vector>
+
+namespace arm_compute
+{
+namespace graph
+{
+// Forward declarations
+class ITensorHandle;
+class INode;
+class Tensor;
+
+/** Execution task
+ *
+ * Contains all the information required to execute a given task
+ */
+struct ExecutionTask
+{
+    // TODO (geopin01) : Support vector of functions?
+    std::unique_ptr<arm_compute::IFunction> task            = {}; /**< Task to execute */
+    INode                                  *node            = {}; /**< Node bound to this workload */
+    std::vector<ITensorHandle *>            commit_handles  = {}; /**< Handles needs to sync for this task to execute */
+    std::vector<ITensorHandle *>            release_handles = {}; /**< Handles that can be released after this node execution */
+
+    /** Function operator */
+    void operator()();
+};
+
+/** Execution workload */
+struct ExecutionWorkload
+{
+    std::vector<Tensor *>      inputs  = {}; /**< Input handles */
+    std::vector<Tensor *>      outputs = {}; /**< Output handles */
+    std::vector<ExecutionTask> tasks   = {}; /**< Execution workload */
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_WORKLOAD_H__ */