1 files changed, 55 insertions, 0 deletions
diff --git a/runtimes/libs/ARMComputeEx/src/core/CL/cl_kernels/neg_tensor.cl b/runtimes/libs/ARMComputeEx/src/core/CL/cl_kernels/neg_tensor.cl
new file mode 100644
index 000000000..4aa7883c3
--- /dev/null
+++ b/runtimes/libs/ARMComputeEx/src/core/CL/cl_kernels/neg_tensor.cl
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
+ * Copyright (c) 2016-2018 ARM Limited.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "helpers.h"
+
+#ifndef VEC_SIZE
+#define VEC_SIZE 1
+#endif
+
+#if defined(DATA_TYPE)
+/** Performs a negation of input tensor.
+ *
+ * @attention Vector size should be given as a preprocessor argument using -DVEC_SIZE=size. e.g.
+ *            -DVEC_SIZE=16
+ * @attention Data type can be passed using the -DDATA_TYPE compile flag, e.g. -DDATA_TYPE=float
+ *
+ * @param[in]  in_ptr                            Pointer to the source image. Supported data types:
+ *                                               S16/S32/F16/F32.
+ * @param[in]  in_stride_x                       Stride of the source image in X dimension (in
+ *                                               bytes)
+ * @param[in]  in_step_x                         in_stride_x * number of elements along X processed
+ *                                               per work item (in bytes)
+ * @param[in]  in_offset_first_element_in_bytes  Offset of the first element in the source image
+ * @param[out] out_ptr                           Pointer to the destination image. Supported data
+ *                                               types: same as @p input_ptr
+ * @param[in]  out_stride_x                      Stride of the destination image in X dimension (in
+ *                                               bytes)
+ * @param[in]  out_step_x                        out_stride_x * number of elements along X processed
+ *                                               per work item (in bytes)
+ * @param[in]  out_offset_first_element_in_bytes Offset of the first element in the destination
+ * image
+ *
+ */
+__kernel void neg_tensor(TENSOR3D_DECLARATION(input), TENSOR3D_DECLARATION(output))
+{
+  Tensor3D input = CONVERT_TO_TENSOR3D_STRUCT(input);
+  Tensor3D output = CONVERT_TO_TENSOR3D_STRUCT(output);
+
+  VSTORE(VEC_SIZE)
+  (-VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)input.ptr), 0, (__global DATA_TYPE *)output.ptr);
+}
+#endif // defined(DATA_TYPE)