COMPMID-3637: Move utility headers from arm_compute to src

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: If9d6fa8c900b68c4b6fd373f2fc1f9abb83ea917
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4145
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Sang-Hoon Park <sang-hoon.park@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/examples/gemm_tuner/GemmTunerHelpers.h b/examples/gemm_tuner/GemmTunerHelpers.h
new file mode 100644
index 0000000000..23cf14cf18
--- /dev/null
+++ b/examples/gemm_tuner/GemmTunerHelpers.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2020 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 EXAMPLES_GEMMTUNERHELPERS_H
+#define EXAMPLES_GEMMTUNERHELPERS_H
+
+#include "arm_compute/core/CL/CLHelpers.h"
+#include "arm_compute/core/CL/CLKernelLibrary.h"
+
+namespace examples
+{
+namespace gemm_tuner_helpers
+{
+void update_padding_for_cl_image(arm_compute::ITensorInfo *tensor)
+{
+    constexpr unsigned int num_floats_per_pixel = 4;
+
+    const unsigned int stride_y_in_elements = tensor->strides_in_bytes()[1] / tensor->element_size();
+    const unsigned int pixel_aligment       = arm_compute::get_cl_image_pitch_alignment(
+                                                  arm_compute::CLKernelLibrary::get().get_device());
+    const unsigned int row_pitch_alignment = pixel_aligment * num_floats_per_pixel;
+    const unsigned int round_up_width =
+        ((stride_y_in_elements + row_pitch_alignment - 1) / row_pitch_alignment) * row_pitch_alignment;
+    const unsigned int padding = round_up_width - stride_y_in_elements;
+
+    tensor->extend_padding(arm_compute::PaddingSize(0, padding, 0, 0));
+}
+} // namespace gemm_tuner_helpers
+} // namespace examples
+
+#endif /* EXAMPLES_GEMMTUNERHELPERS_H */