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, 76 insertions, 0 deletions

diff --git a/arm_compute/core/utils/misc/Cast.h b/arm_compute/core/utils/misc/Cast.h
new file mode 100644
index 0000000000..f6c91dd2de
--- /dev/null
+++ b/arm_compute/core/utils/misc/Cast.h
@@ -0,0 +1,76 @@
+/*
+ * 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_MISC_CAST_H__
+#define __ARM_COMPUTE_MISC_CAST_H__
+
+#include "arm_compute/core/Error.h"
+
+namespace arm_compute
+{
+namespace utils
+{
+namespace cast
+{
+/** Polymorphic cast between two types
+ *
+ * @warning Will throw an exception if cast cannot take place
+ *
+ * @tparam Target Target to cast type
+ * @tparam Source Source from cast type
+ *
+ * @param[in] v Value to cast
+ *
+ * @return The casted type
+ */
+template <typename Target, typename Source>
+inline Target polymorphic_cast(Source *v)
+{
+    if(dynamic_cast<Target>(v) == nullptr)
+    {
+        throw std::bad_cast();
+    }
+    return static_cast<Target>(v);
+}
+
+/** Polymorphic down cast between two types
+ *
+ * @warning Will assert if cannot take place
+ *
+ * @tparam Target Target to cast type
+ * @tparam Source Source from cast type
+ *
+ * @param[in] v Value to cast
+ *
+ * @return The casted type
+ */
+template <typename Target, typename Source>
+inline Target polymorphic_downcast(Source *v)
+{
+    ARM_COMPUTE_ERROR_ON(dynamic_cast<Target>(v) != static_cast<Target>(v));
+    return static_cast<Target>(v);
+}
+} // namespace cast
+} // namespace utils
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_MISC_CAST_H__ */