1 /* 2 * Copyright (c) 2017-2022 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 #pragma once 25 26 #ifdef __aarch64__ 27 28 #include "../std_transforms_fixed.hpp" 29 #include "../performance_parameters.hpp" 30 31 namespace arm_gemm { 32 33 // Load the actual kernel 34 void a64_gemm_s8_4x4(const int8_t *, const int8_t *, int32_t *, int, int, int); 35 36 #include "arm_gemm.hpp" 37 38 class cls_a64_gemm_s8_4x4 { 39 public: 40 typedef int8_t operand_type; 41 typedef int32_t result_type; 42 43 typedef void (*kern_type)(const int8_t *, const int8_t *, int32_t *, int, int, int); 44 45 /* Kernel blocking parameters */ out_width()46 static unsigned int out_width() { 47 return 4; 48 } 49 out_height()50 static unsigned int out_height() { 51 return 4; 52 } 53 k_unroll()54 static unsigned int k_unroll() { 55 return 16; 56 } 57 58 // Use the standard fixed size transforms. 59 StdTransformsFixed<operand_type, result_type, 4, 4, 16> transforms = {}; 60 StdTransformsFixed<operand_type, result_type, 4, 4, 16, true> transforms_quantized = {}; 61 62 template<typename T> get_performance_parameters(const CPUInfo * ci)63 static PerformanceParameters get_performance_parameters(const CPUInfo *ci) { 64 if (std::is_same<T, int32_t>::value) { 65 switch (ci->get_cpu_model()) { 66 case CPUModel::A55r0: 67 case CPUModel::A55r1: 68 return { 3.12, 2.93, 1.84 }; 69 case CPUModel::A510: 70 return { 3.32, 2.56, 2.63 }; 71 default: 72 return { 7.97, 3.72, 7.31 }; 73 } 74 } 75 76 if (std::is_same<T, int8_t>::value) { 77 switch(ci->get_cpu_model()) { 78 case CPUModel::A55r0: 79 case CPUModel::A55r1: 80 return { 3.12, 2.18, 0.09 }; 81 case CPUModel::A510: 82 return { 3.33, 2.89, 0.09 }; 83 default: 84 return { 7.97, 3.74, 0.34 }; 85 } 86 } 87 } 88 89 kern_type kernel=a64_gemm_s8_4x4; 90 cls_a64_gemm_s8_4x4(const CPUInfo *)91 cls_a64_gemm_s8_4x4(const CPUInfo *) { } 92 }; 93 94 } // namespace arm_gemm 95 96 #endif // __aarch64__ 97 98