COMPMID-3921: Remove OpenCL Padding CLBitwiseKernel

Adding BitwiseOperation enum class
Generalizing CL Bitwise kernels with a single CLBitwiseKernel
Removing CL padding from CLBitwiseKernel

Change-Id: I79cd79c1e425b6da7d52308a420edf8cfb7a5a36
Signed-off-by: Manuel Bottini <manuel.bottini@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4646
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 73 insertions, 0 deletions

diff --git a/src/core/CL/kernels/CLBitwiseKernel.h b/src/core/CL/kernels/CLBitwiseKernel.h
new file mode 100644
index 0000000000..c5a999643d
--- /dev/null
+++ b/src/core/CL/kernels/CLBitwiseKernel.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2016-2020 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 ARM_COMPUTE_CLBITWISEKERNEL_H
+#define ARM_COMPUTE_CLBITWISEKERNEL_H
+
+#include "src/core/CL/ICLKernel.h"
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/** Interface for the bitwise operation kernel.
+ *
+ * Result depends on the \ref BitwiseOperation and is computed by:
+ * AND operation: @f[ output(x,y) = input1(x,y) \land input2(x,y) @f]
+ * NOT operation: @f[ output(x,y) = \lnot input1(x,y) @f]
+ * OR operation: @f[ output(x,y) = input1(x,y) \lor input2(x,y) @f]
+ * XOR operation: @f[ output(x,y) = input1(x,y) \oplus input2(x,y) @f]
+ */
+class CLBitwiseKernel : public ICLKernel
+{
+public:
+    /** Default constructor. */
+    CLBitwiseKernel();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CLBitwiseKernel(const CLBitwiseKernel &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CLBitwiseKernel &operator=(const CLBitwiseKernel &) = delete;
+    /** Allow instances of this class to be moved */
+    CLBitwiseKernel(CLBitwiseKernel &&) = default;
+    /** Allow instances of this class to be moved */
+    CLBitwiseKernel &operator=(CLBitwiseKernel &&) = default;
+    /** Set the inputs and output tensors
+     *
+     * @param[in]  compile_context The compile context to be used.
+     * @param[in]  input1          Source tensor. Data types supported: U8.
+     * @param[in]  input2          Source tensor. Data types supported: U8.
+     * @param[out] output          Destination tensor. Data types supported: U8.
+     * @param[in]  op              Bitwise operation to perform. Supported: AND, OR, NOT, XOR.
+     */
+    void configure(const CLCompileContext &compile_context, const ICLTensor *input1, const ICLTensor *input2, ICLTensor *output, BitwiseOperation op);
+
+    // Inherited methods overridden:
+    void run(const Window &window, cl::CommandQueue &queue) override;
+
+private:
+    const ICLTensor *_input1; /**< Source tensor 1 */
+    const ICLTensor *_input2; /**< Source tensor 2 */
+    ICLTensor       *_output; /**< Destination tensor */
+};
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_CLBITWISEKERNEL_H */