aboutsummaryrefslogtreecommitdiff
path: root/src/cpu/operators/internal/CpuGemmAssemblyDispatch.h
blob: 3c25866f25bd6b34d3a598e5ddef39b95330dedf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/*
 * Copyright (c) 2018-2022 Arm Limited.
 *
 * SPDX-License-Identifier: MIT
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
#ifndef ARM_COMPUTE_CPU_INTERNAL_CPU_GEMM_ASSEMBLY_DISPATCH_H
#define ARM_COMPUTE_CPU_INTERNAL_CPU_GEMM_ASSEMBLY_DISPATCH_H

#include "src/core/common/Macros.h"
#include "src/cpu/ICpuOperator.h"

namespace arm_compute
{
namespace cpu
{
/* Convolution method supported by the assembly gemm interface */
enum class AsmConvMethod
{
    Im2Col,
    Indirect,
    Conv
};

struct AsmGemmInfo
{
    AsmConvMethod           method{ AsmConvMethod::Im2Col };
    PadStrideInfo           ps_info{};
    ActivationLayerInfo     activation_info{};
    GEMMLowpOutputStageInfo output_stage{};
    bool                    negated_offsets{ true };
    bool                    reinterpret_input_as_3d{ false };
    bool                    depth_output_gemm3d{ false };
    int64_t                 padding_top{ 0 };
    int64_t                 padding_left{ 0 };
    float                   padding_value{ 0.f };
    bool                    fast_mode{ false };
    bool                    fixed_format{ false };
};

/** Assembly kernel glue */
class CpuGemmAssemblyDispatch : public ICpuOperator
{
public:
    /** Constructor */
    CpuGemmAssemblyDispatch();
    /** Defautl destructor */
    ~CpuGemmAssemblyDispatch() = default;

    ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuGemmAssemblyDispatch);

    class IFallback
    {
    public:
        virtual void                             run(ITensorPack &tensors)     = 0;
        virtual void                             prepare(ITensorPack &tensors) = 0;
        virtual experimental::MemoryRequirements workspace() const             = 0;
        virtual bool                             is_configured() const         = 0;
        virtual ~IFallback()                                                   = default;
    };

public:
    /** If supported create a Compute Library function else fallback to the arm_gemm function.
     *
     * @param[in]  a    Input tensor (Matrix A)
     * @param[in]  b    Input tensor (Matrix B)
     * @param[in]  c    Input tensor (Matrix C) used to pass the bias for quantized calculations
     * @param[out] d    Output tensor to store the result of matrix multiplication. Data type supported: same as @p input0.
     * @param[in]  info GEMM meta-data
     */
    void configure(const ITensorInfo *a, const ITensorInfo *b, const ITensorInfo *c, ITensorInfo *d, const AsmGemmInfo &info);

    /** Indicates whether or not this function can be used to process the given parameters.
     *
     * @param[in] a    Input tensor info (Matrix A)
     * @param[in] b    Input tensor info (Matrix B)
     * @param[in] c    Input tensor info (Matrix C) used to pass the bias for quantized calculations
     * @param[in] d    Output tensor to store the result of matrix multiplication. Data type supported: same as @p input0.
     * @param[in] info GEMM meta-data
     *
     * @return a status.
     */
    static Status validate(const ITensorInfo *a, const ITensorInfo *b, const ITensorInfo *c, const ITensorInfo *d, const AsmGemmInfo &info);

    /** Indicates whether or not there is an optimal assembly implementation that can be used to process the given parameters.
     *
     * @param[in] a    Input tensor info (Matrix A)
     * @param[in] b    Input tensor info (Matrix B)
     * @param[in] c    Input tensor info (Matrix C) used to pass the bias for quantized calculations
     * @param[in] d    Output tensor to store the result of matrix multiplication. Data type supported: same as @p input0.
     * @param[in] info GEMM meta-data
     *
     * @return a status.
     */
    static Status has_opt_impl(const ITensorInfo *a, const ITensorInfo *b, const ITensorInfo *c, const ITensorInfo *d, const AsmGemmInfo &info);
    /** Checks if activation is supported by the gemm assembly dispatcher
     *
     * @param[in] activation Activation to check
     *
     * @return True if activation is supported else false
     */
    static bool is_activation_supported(const ActivationLayerInfo &activation);
    /** Was the function successfully configured ?
     *
     * @return True if the function is configured and ready to run
     */
    bool is_configured() const;

    // Inherited methods overridden:
    void                             prepare(ITensorPack &tensors) override;
    void                             run(ITensorPack &tensors) override;
    experimental::MemoryRequirements workspace() const override;

private:
    std::unique_ptr<IFallback> _arm_gemm; /**< Interface for the arm_gemm fallback */
};
} // namespace cpu
} // namespace arm_compute
#endif /* ARM_COMPUTE_CPU_INTERNAL_CPU_GEMM_ASSEMBLY_DISPATCH_H */