xref: /aosp_15_r20/external/ComputeLibrary/src/gpu/cl/operators/ClCast.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2021 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
14  * copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  */
24 #ifndef ARM_COMPUTE_CL_CAST_H
25 #define ARM_COMPUTE_CL_CAST_H
26 
27 #include "src/gpu/cl/ClCompileContext.h"
28 #include "src/gpu/cl/IClOperator.h"
29 
30 namespace arm_compute
31 {
32 namespace opencl
33 {
34 /** Basic function to run @ref kernels::ClCastKernel */
35 class ClCast : public IClOperator
36 {
37 public:
38     /** Configure operator for a given list of arguments
39      *
40      * @note Input data type must be different than output data type.
41      *
42      * Valid data layouts:
43      * - All
44      *
45      * Valid data type configurations:
46      * |src            |dst                                    |
47      * |:--------------|:--------------------------------------|
48      * |U8             | S8, U16, S16, U32, S32, F16, F32      |
49      * |U16            | U8, S8, S16, U32, S32, F16, F32       |
50      * |S16            | U8, S8, U16, U32, S32, F16, F32       |
51      * |U32            | U8, S8, U16, S16, S32, F16, F32       |
52      * |S32            | U8, S8, U16, S16, U32, F16, F32       |
53      * |F16            | U8, S8, U16, S16, U32, F32            |
54      * |F32            | U8, S8, U16, S16, U32, F16            |
55      *
56      * @param[in]  compile_context The compile context to be used.
57      * @param[in]  src             The source tensor to convert. Data types supported: U8/S8/U16/S16/U32/S32/F16/F32.
58      * @param[out] dst             The destinatio tensor. Data types supported: U8/S8/U16/S16/U32/S32/F16/F32.
59      * @param[in]  policy          Conversion policy.
60      */
61     void configure(const ClCompileContext &compile_context, const ITensorInfo *src, ITensorInfo *dst, ConvertPolicy policy);
62     /** Static function to check if given info will lead to a valid configuration
63      *
64      * Similar to @ref ClCast::configure()
65      *
66      * @return a status
67      */
68     static Status validate(const ITensorInfo *src, const ITensorInfo *dst, ConvertPolicy policy);
69 };
70 } // namespace opencl
71 } // namespace arm_compute
72 #endif /* ARM_COMPUTE_CL_CAST_H */
73