COMPMID-1310: Create graph validation executables.

Change-Id: I9e0b57b1b83fe5a95777cdaeddba6ecef650bafc
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/138697
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/utils/CommonGraphOptions.h b/utils/CommonGraphOptions.h
new file mode 100644
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--- /dev/null
+++ b/utils/CommonGraphOptions.h
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+/*
+ * 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_EXAMPLES_UTILS_COMMON_GRAPH_OPTIONS
+#define ARM_COMPUTE_EXAMPLES_UTILS_COMMON_GRAPH_OPTIONS
+
+#include "utils/command_line/CommandLineOptions.h"
+#include "utils/command_line/CommandLineParser.h"
+
+#include "arm_compute/graph/TypeLoader.h"
+#include "arm_compute/graph/TypePrinter.h"
+
+namespace arm_compute
+{
+namespace utils
+{
+/** Structure holding all the common graph parameters */
+struct CommonGraphParams
+{
+    bool                             help{ false };
+    int                              threads{ 0 };
+    arm_compute::graph::Target       target{ arm_compute::graph::Target::NEON };
+    arm_compute::DataType            data_type{ DataType::F32 };
+    arm_compute::DataLayout          data_layout{ DataLayout::NCHW };
+    bool                             enable_tuner{ false };
+    arm_compute::graph::FastMathHint fast_math_hint{ arm_compute::graph::FastMathHint::DISABLED };
+    std::string                      data_path{};
+    std::string                      image{};
+    std::string                      labels{};
+    std::string                      validation_file{};
+    std::string                      validation_path{};
+    unsigned int                     validation_range_start{ 0 };
+    unsigned int                     validation_range_end{ std::numeric_limits<unsigned int>::max() };
+};
+
+/** Formatted output of the CommonGraphParams type
+ *
+ * @param[out] os            Output stream.
+ * @param[in]  common_params Common parameters to output
+ *
+ * @return Modified output stream.
+ */
+::std::ostream &operator<<(::std::ostream &os, const CommonGraphParams &common_params);
+
+/** Common command line options used to configure the graph examples
+ *
+ * The options in this object get populated when "parse()" is called on the parser used to construct it.
+ * The expected workflow is:
+ *
+ * CommandLineParser parser;
+ * CommonOptions options( parser );
+ * parser.parse(argc, argv);
+ */
+class CommonGraphOptions
+{
+public:
+    /** Constructor
+     *
+     * @param[in,out] parser A parser on which "parse()" hasn't been called yet.
+     */
+    CommonGraphOptions(CommandLineParser &parser);
+    /** Prevent instances of this class from being copy constructed */
+    CommonGraphOptions(const CommonGraphOptions &) = delete;
+    /** Prevent instances of this class from being copied */
+    CommonGraphOptions &operator=(const CommonGraphOptions &) = delete;
+
+    ToggleOption                           *help;             /**< Show help option */
+    SimpleOption<int>                      *threads;          /**< Number of threads option */
+    EnumOption<arm_compute::graph::Target> *target;           /**< Graph execution target */
+    EnumOption<arm_compute::DataType>      *data_type;        /**< Graph data type */
+    EnumOption<arm_compute::DataLayout>    *data_layout;      /**< Graph data layout */
+    ToggleOption                           *enable_tuner;     /**< Enable tuner */
+    ToggleOption                           *fast_math_hint;   /**< Fast math hint */
+    SimpleOption<std::string>              *data_path;        /**< Trainable parameters path */
+    SimpleOption<std::string>              *image;            /**< Image */
+    SimpleOption<std::string>              *labels;           /**< Labels */
+    SimpleOption<std::string>              *validation_file;  /**< Validation file */
+    SimpleOption<std::string>              *validation_path;  /**< Validation data path */
+    SimpleOption<std::string>              *validation_range; /**< Validation range */
+};
+
+/** Consumes the common graph options and creates a structure containing any information
+ *
+ * @param[in] options Options to consume
+ *
+ * @return Structure containing the commnon graph parameters
+ */
+CommonGraphParams consume_common_graph_parameters(CommonGraphOptions &options);
+} // namespace utils
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_EXAMPLES_UTILS_COMMON_GRAPH_OPTIONS */