1 /*
2  * Copyright (c) 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
14  * all 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
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22  * IN THE SOFTWARE.
23  */
24 #pragma once
25 #ifdef __aarch64__
26 
27 #include "../std_transforms_fixed.hpp"
28 #include "../kernel_weight_format.hpp"
29 #include "../performance_parameters.hpp"
30 
31 #define ARGLIST  \
32     unsigned int, const unsigned int *, \
33     IndirectInputArg<float>, \
34     size_t, size_t, \
35     const float *, \
36     size_t, \
37     IndirectOutputArg<float>, \
38     const float *, Activation, bool
39 
40 namespace arm_gemm
41 {
42 // Actual kernel implementations
43 void a64_ffhybrid_fp32_mla_6x16( ARGLIST );
44 
45 class cls_a64_ffhybrid_fp32_mla_6x16
46 {
47 public:
48     typedef float lhs_operand_type;
49     typedef float rhs_operand_type;
50     typedef float result_type;
51 
52     typedef void (*kern_type)( ARGLIST );
53 
54     /* Kernel blocking parameters */
out_height()55     static constexpr unsigned int out_height()
56     {
57         return 6;
58     }
stripe_width()59     static unsigned int stripe_width()
60     {
61         return 4;
62     }
63 
kernel_weight_format()64     static KernelWeightFormat kernel_weight_format()
65     {
66         return KernelWeightFormat::VL128_BL32;
67     }
68 
out_width()69     static unsigned int out_width()
70     {
71         return 16;
72     }
73 
k_unroll()74     static constexpr unsigned int k_unroll()
75     {
76         return 1;
77     }
78 
supports_accumulate()79     static constexpr bool supports_accumulate()
80     {
81         return true;
82     }
83 
84     StdTransformsFixed<rhs_operand_type, result_type, 6, 16, 1> transforms = {};
85     template<typename T>
get_performance_parameters(const CPUInfo * ci)86     static inline PerformanceParameters get_performance_parameters(const CPUInfo *ci)
87     {
88         if (std::is_same<T, float>::value) {
89             switch (ci->get_cpu_model()) {
90                 default:
91                     return { 13.16 };
92             }
93         }
94 
95         return { 1.0 };
96     }
97 
98     // Default to the generic kernel
99     kern_type kernel=a64_ffhybrid_fp32_mla_6x16;
cls_a64_ffhybrid_fp32_mla_6x16(const CPUInfo *)100     cls_a64_ffhybrid_fp32_mla_6x16(const CPUInfo *)
101     {
102     }
103 };
104 
105 } // namespace arm_gemm
106 
107 #undef ARGLIST
108 #endif // __aarch64__
109