Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 1 | /* |
Georgios Pinitas | 7cd26d4 | 2019-01-09 18:35:17 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2019 ARM Limited. |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 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 | #include <stdio.h> |
| 27 | |
| 28 | #include "arm_gemm.hpp" |
| 29 | |
| 30 | #include "mergeresults.hpp" |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 31 | #include "transform.hpp" |
| 32 | |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 33 | #ifdef CYCLE_PROFILING |
| 34 | #include "profiler.hpp" |
| 35 | #endif |
| 36 | |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 37 | namespace arm_gemm { |
| 38 | |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 39 | // Implementation of the GemmCommon abstract class. |
| 40 | // |
| 41 | // This is implementation is for a "native" (no-transform) GEMV with a |
| 42 | // transposed matrix. |
| 43 | // |
| 44 | // As a native operation the source data is used in-place, so the internal |
| 45 | // and external operand/result types must match. |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 46 | template<typename strategy, typename To, typename Tr> |
| 47 | class GemvNativeTransposed : public GemmCommon<To, Tr> { |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 48 | typedef typename strategy::operand_type Toi; |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 49 | typedef typename strategy::result_type Tri; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 50 | |
| 51 | const unsigned int _Nsize; |
| 52 | const unsigned int _Ksize; |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 53 | |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 54 | const unsigned int _nmultis; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 55 | |
Pablo Tello | 99ef840 | 2018-03-20 16:46:55 +0000 | [diff] [blame] | 56 | const Tr _beta; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 57 | |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 58 | const CPUInfo * const _ci; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 59 | |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 60 | unsigned int m_block=0; |
| 61 | unsigned int n_block=0; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 62 | |
| 63 | public: |
| 64 | GemvNativeTransposed(GemvNativeTransposed &) = delete; |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 65 | GemvNativeTransposed & operator= (GemvNativeTransposed &) = delete; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 66 | |
Georgios Pinitas | 7cd26d4 | 2019-01-09 18:35:17 +0000 | [diff] [blame] | 67 | GemvNativeTransposed(const GemmArgs<Tr> &args) |
| 68 | : _Nsize(args._Nsize), _Ksize(args._Ksize), _nmultis(args._nmulti), _beta(args._beta), _ci(args._ci) { |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 69 | /* For now don't do any blocking. TODO: figure out if we should. */ |
Georgios Pinitas | 7cd26d4 | 2019-01-09 18:35:17 +0000 | [diff] [blame] | 70 | m_block = _Ksize; |
| 71 | n_block = _Nsize; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 72 | } |
| 73 | |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 74 | // Window is number of out_width blocks times number of multis. |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 75 | unsigned int get_window_size() const override { |
Georgios Pinitas | 1d48065 | 2019-01-23 11:24:50 +0000 | [diff] [blame] | 76 | return iceildiv(_Nsize, strategy::out_width()) * _nmultis; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | // Actually execute the GEMV. |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 80 | void execute(unsigned int start, unsigned int end, int) override { |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 81 | #ifdef CYCLE_PROFILING |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 82 | profiler prof; |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 83 | #endif |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 84 | strategy strat(_ci); |
| 85 | |
Georgios Pinitas | 1d48065 | 2019-01-23 11:24:50 +0000 | [diff] [blame] | 86 | const unsigned int window_per_multi = iceildiv(_Nsize, strategy::out_width()); |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 87 | const unsigned int multi_0 = start / window_per_multi; |
| 88 | const unsigned int multi_end = end / window_per_multi; |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 89 | |
Georgios Pinitas | 1d48065 | 2019-01-23 11:24:50 +0000 | [diff] [blame] | 90 | const unsigned int n_0 = (start - (multi_0 * window_per_multi)) * strategy::out_width(); |
| 91 | const unsigned int n_max = (end - (multi_end * window_per_multi)) * strategy::out_width(); |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 92 | |
| 93 | static_assert(std::is_same<To, Toi>::value, "gemv_transposed: Operand types must be the same."); |
| 94 | static_assert(std::is_same<Tr, Tri>::value, "gemv_transposed: Result types must be the same."); |
| 95 | |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 96 | for (unsigned int multi=multi_0; multi<=multi_end; multi++) { |
| 97 | const unsigned int n_start = (multi==multi_0) ? n_0 : 0; |
| 98 | const unsigned int n_end = (multi==multi_end) ? n_max : _Nsize; |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 99 | |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 100 | if (n_end <= n_start) |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 101 | continue; |
| 102 | |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 103 | for (unsigned int m0=0; m0<_Ksize; m0+=m_block) { |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 104 | unsigned int mmax = std::min(m0 + m_block, _Ksize); |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 105 | |
| 106 | for (unsigned int n0=n_start; n0<n_end; n0+=n_block) { |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 107 | unsigned int nmax = std::min(n0 + n_block, n_end); |
| 108 | #ifdef CYCLE_PROFILING |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 109 | auto p = prof.ScopedProfiler(PROFILE_KERNEL, (mmax-m0) * (nmax-n0)); |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 110 | #endif |
| 111 | strat.kernel(this->_Bptr + (multi * this->_B_multi_stride) + (m0 * this->_ldb) + n0, |
| 112 | this->_Aptr + (multi * this->_A_multi_stride) + m0, |
| 113 | this->_Cptr + (multi * this->_C_multi_stride) + n0, |
Anthony Barbier | 5f70773 | 2018-07-03 16:22:02 +0100 | [diff] [blame] | 114 | _beta, this->_ldb, (mmax-m0), (nmax-n0)); |
Michalis Spyrou | e7e96e0 | 2018-04-13 13:44:10 +0100 | [diff] [blame] | 115 | } |
Pablo Tello | eb82fd2 | 2018-02-23 13:43:50 +0000 | [diff] [blame] | 116 | } |
| 117 | } |
| 118 | } |
| 119 | }; |
| 120 | |
| 121 | } // namespace arm_gemm |