1 files changed, 67 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/common/memset.cl b/src/core/CL/cl_kernels/common/memset.cl
new file mode 100644
index 0000000000..9ff25f3af4
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+++ b/src/core/CL/cl_kernels/common/memset.cl
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2018-2021 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.
+ */
+#include "helpers.h"
+
+#if defined(DATA_TYPE) && defined(CONSTANT_VALUE) // Check for compile time constants
+
+/** Fill the tensor's planes with all value
+ * @attention The following variables must be passed at compile time:
+ * -# -DDATA_TYPE = Tensor data type. Supported data types: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32
+ * -# -DCONSTANT_VALUE = The value use to fill the tensor's planes
+ * -# -DVEC_SIZE = Vector size
+ * -# -DLAST_ACCESSED_X = The element that is on the X border (threads trying to set this, might need to step back a bit)
+ *
+ * @param[in] tensor_ptr                           Pointer to the source image. Data types supported: All.
+ * @param[in] tensor_stride_x                      Stride of the source image in X dimension (in bytes)
+ * @param[in] tensor_step_x                        tensor_stride_x * number of elements along X processed per workitem(in bytes)
+ * @param[in] tensor_stride_y                      Stride of the source image in Y dimension (in bytes)
+ * @param[in] tensor_step_y                        tensor_stride_y * number of elements along Y processed per workitem(in bytes)
+ * @param[in] tensor_offset_first_element_in_bytes The offset of the first element in the source image
+ * @param[in] value                                The value used to fill the pages of the tensor
+ */
+__kernel void memset(
+    TENSOR3D_DECLARATION(tensor))
+{
+    Tensor3D tensor = CONVERT_TO_TENSOR3D_STRUCT(tensor);
+
+#if defined(VEC_SIZE)
+
+#if defined(LAST_ACCESSED_X)
+    // Check if access on width gets out of bounds
+    // If it does shift access vector to access elements within bounds
+    const int xi = (int)(get_global_id(0) * VEC_SIZE);
+    tensor.ptr -= max(xi - (int)LAST_ACCESSED_X, 0) * tensor_stride_x;
+#endif // defined(LAST_ACCESSED_X)
+
+    VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)
+    data = (DATA_TYPE)(CONSTANT_VALUE);
+
+    VSTORE(VEC_SIZE)
+    (data, 0, (__global DATA_TYPE *)tensor.ptr);
+#else  // !defined(VEC_SIZE)
+    *((__global DATA_TYPE *)(tensor.ptr)) = (DATA_TYPE)(CONSTANT_VALUE);
+#endif // defined(VEC_SIZE)
+}
+
+#endif // Check for compile time constants