APPBROWSER-400: Implement the tensorshift kernel for fixing DC's alignment issue on OpenGL ES

Change-Id: I7a8489bb0fddc72899ea165e414ee87bdbfb45b3
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/118106
Reviewed-by: Joel Liang <joel.liang@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/arm_compute/runtime/GLES_COMPUTE/functions/GCTensorShift.h b/arm_compute/runtime/GLES_COMPUTE/functions/GCTensorShift.h
new file mode 100644
index 0000000000..dfcec57044
--- /dev/null
+++ b/arm_compute/runtime/GLES_COMPUTE/functions/GCTensorShift.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2017-2018 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_GCTENSORSHIFT_H__
+#define __ARM_COMPUTE_GCTENSORSHIFT_H__
+
+#include "arm_compute/core/GLES_COMPUTE/kernels/GCTensorShiftKernel.h"
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/GLES_COMPUTE/IGCSimpleFunction.h"
+
+#include <memory>
+
+namespace arm_compute
+{
+class IGCTensor;
+
+/** Basic function to execute shift function for tensor. This function applies to fix alignment issue on OpenGL ES:
+ *
+ * @note This alignment issue is introduced by limits of compute shader which requires 32/64/128bit alignment for data access on OpenGL ES
+ */
+class GCTensorShift : public IGCSimpleFunction
+{
+public:
+    /** Initialise the kernel's input, output.
+     *
+     * @param[in,out] input Source tensor. Data types supported: F16/F32.
+     */
+    void configure(IGCTensor *input);
+};
+}
+#endif /* __ARM_COMPUTE_GCTENSORSHIFT_H__ */