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1 /*
2  * Copyright (c) 2020 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 #include "src/core/CL/gemm/native/CLGEMMNativeKernelConfigurationMidgard.h"
25 
26 #include "arm_compute/core/CL/CLHelpers.h"
27 #include "arm_compute/core/CL/CLKernelLibrary.h"
28 #include "arm_compute/core/GPUTarget.h"
29 #include "src/core/CL/gemm/CLGEMMHelpers.h"
30 
31 #include <map>
32 #include <utility>
33 
34 namespace arm_compute
35 {
36 namespace cl_gemm
37 {
CLGEMMNativeKernelConfigurationMidgard(GPUTarget gpu)38 CLGEMMNativeKernelConfigurationMidgard::CLGEMMNativeKernelConfigurationMidgard(GPUTarget gpu)
39     : ICLGEMMKernelConfiguration(gpu)
40 {
41 }
42 
configure(unsigned int m,unsigned int n,unsigned int k,unsigned int b,DataType data_type)43 std::pair<GEMMLHSMatrixInfo, GEMMRHSMatrixInfo> CLGEMMNativeKernelConfigurationMidgard::configure(unsigned int m, unsigned int n, unsigned int k, unsigned int b, DataType data_type)
44 {
45     using ConfigurationFunctionExecutorPtr = std::pair<GEMMLHSMatrixInfo, GEMMRHSMatrixInfo> (CLGEMMNativeKernelConfigurationMidgard::*)(unsigned int m, unsigned int n, unsigned int k,
46                                              unsigned int b);
47 
48     // Configurations for Midgard architectures
49     static std::map<DataType, ConfigurationFunctionExecutorPtr> default_configs =
50     {
51         { DataType::QASYMM8, &CLGEMMNativeKernelConfigurationMidgard::default_q8 },
52         { DataType::QASYMM8_SIGNED, &CLGEMMNativeKernelConfigurationMidgard::default_q8 },
53         { DataType::QSYMM8, &CLGEMMNativeKernelConfigurationMidgard::default_q8 },
54         { DataType::QSYMM8_PER_CHANNEL, &CLGEMMNativeKernelConfigurationMidgard::default_q8 }
55     };
56 
57     if(default_configs.find(data_type) != default_configs.end())
58     {
59         return (this->*default_configs[data_type])(m, n, k, b);
60     }
61     ARM_COMPUTE_ERROR("Not supported data type");
62 }
63 
default_q8(unsigned int m,unsigned int n,unsigned int k,unsigned int b)64 std::pair<GEMMLHSMatrixInfo, GEMMRHSMatrixInfo> CLGEMMNativeKernelConfigurationMidgard::default_q8(unsigned int m, unsigned int n, unsigned int k, unsigned int b)
65 {
66     ARM_COMPUTE_UNUSED(k);
67     ARM_COMPUTE_UNUSED(b);
68 
69     const unsigned int m0 = std::min(m, static_cast<unsigned int>(4));
70     const unsigned int n0 = std::min(n, static_cast<unsigned int>(4));
71 
72     return configure_lhs_rhs_info(m, n, m0, n0, 2, 1, 1, false, false, false, false);
73 }
74 } // namespace cl_gemm
75 } // namespace arm_compute