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 
26 #ifdef __aarch64__
27 #include "../std_transforms_sme.hpp"
28 #include "../bfloat.hpp"
29 
30 #define ARGLIST  \
31     const float *, const bfloat16 *, \
32     float *, size_t, size_t, \
33     const float *, Activation, bool
34 
35 namespace arm_gemm
36 {
37 void sme2_gemv_fp32bf16fp32_dot_16VL( ARGLIST );
38 
39 class cls_sme2_gemv_fp32bf16fp32_dot_16VL
40 {
41 public:
42     typedef bfloat16 operand_type;
43     typedef float result_type;
44 
45     typedef void (*kern_type)( ARGLIST );
46 
out_width()47     static unsigned int out_width()
48     {
49         return sme::get_vector_length<float>() * 16;
50     }
51 
k_unroll()52     static constexpr unsigned int k_unroll()
53     {
54         return 2;
55     }
56 
supports_accumulate()57     static constexpr bool supports_accumulate()
58     {
59         return false;
60     }
61 
supports_bias()62     static constexpr bool supports_bias()
63     {
64         return true;
65     }
66 
supports_activation()67     static constexpr bool supports_activation()
68     {
69         return true;
70     }
71 
72 
73     StdTransformsSME<operand_type, result_type, 1, 16, 2> transforms = {};
74 
75 
76     // Default to the generic kernel
77     kern_type kernel=sme2_gemv_fp32bf16fp32_dot_16VL;
cls_sme2_gemv_fp32bf16fp32_dot_16VL(const CPUInfo *)78     cls_sme2_gemv_fp32bf16fp32_dot_16VL(const CPUInfo *)
79     {
80     }
81 };
82 
83 } // namespace arm_gemm
84 
85 #undef ARGLIST
86 
87 #endif // __aarch64__
88