COMPMID-793 : Add graph intermediate representation

Change-Id: Ic1685de4e19e0ac79669ef2da64e1dc96c7ea0bf
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/115248
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 70 insertions, 0 deletions

diff --git a/src/graph2/frontend/Stream.cpp b/src/graph2/frontend/Stream.cpp
new file mode 100644
index 0000000000..076b9ac11f
--- /dev/null
+++ b/src/graph2/frontend/Stream.cpp
@@ -0,0 +1,70 @@
+/*
+ * 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.
+ */
+#include "arm_compute/graph2/frontend/Stream.h"
+
+#include "arm_compute/graph2/Utils.h"
+#include "arm_compute/graph2/frontend/ILayer.h"
+
+namespace arm_compute
+{
+namespace graph2
+{
+namespace frontend
+{
+Stream::Stream(size_t id, std::string name)
+    : _manager(), _ctx(), _g(id, std::move(name))
+{
+}
+
+void Stream::finalize(Target target, bool enable_tuning, bool enable_memory_management)
+{
+    PassManager pm = create_default_pass_manager();
+    _ctx.enable_tuning(enable_tuning);
+    _ctx.enable_memory_managenent(enable_memory_management);
+    _manager.finalize_graph(_g, _ctx, pm, target);
+}
+
+void Stream::run()
+{
+    _manager.execute_graph(_g);
+}
+
+void Stream::add_layer(ILayer &layer)
+{
+    auto nid   = layer.create_layer(*this);
+    _tail_node = nid;
+}
+
+const Graph &Stream::graph() const
+{
+    return _g;
+}
+
+Graph &Stream::graph()
+{
+    return _g;
+}
+} // namespace frontend
+} // namespace graph2
+} // namespace arm_compute
\ No newline at end of file