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Diffstat (limited to 'src/core/cpu/kernels/assembly/gemm_common.hpp')
| -rw-r--r-- | src/core/cpu/kernels/assembly/gemm_common.hpp | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/src/core/cpu/kernels/assembly/gemm_common.hpp b/src/core/cpu/kernels/assembly/gemm_common.hpp deleted file mode 100644 index 4af85ed663..0000000000 --- a/src/core/cpu/kernels/assembly/gemm_common.hpp +++ /dev/null @@ -1,229 +0,0 @@ -/* - * Copyright (c) 2017-2021 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. - */ -#pragma once - -#include "convolution_parameters.hpp" -#include "ndrange.hpp" - -#include <cstddef> - -namespace arm_gemm -{ -// Abstract class for the GEMM/GEMV functions. -// -// GEMM implementations may be "native" (never require any input -// permutation), "pretransposed" (require permutation up-front) or require -// working space (permute as they go along). This interface should support -// all of them. - -// The real GemmCommon class is templated based on the operand and return -// type. This is an interface class which is independent of those types. -class IGemmCommon -{ -public: - /* Pass in the pointers to the arrays to be operated on and their - * strides. This "generic" version uses void *s, the preferred version - * is the one provided by templated GemmCommon (below) which takes - * appropriately typed pointers. If B is pretransposed (see below) then - * the settings for B here are ignored. - */ - virtual void set_arrays_generic(const void *A, const int lda, const int A_batch_stride, const int A_multi_stride, - const void *B, const int ldb, /* batches share B */ const int B_multi_stride, - void *C, const int ldc, const int C_batch_stride, const int C_multi_stride, - const void *bias, /* no row or batch stride needed */ const int bias_multi_stride) = 0; - - /** @returns an ndrange containing ranges of the compute space which can be - * broken up and parallelised over - */ - virtual ndrange_t get_window_size() const = 0; - - /* The maximum thread count is specified when the GEMM is created. Some - * implementations need to know how many threads will actually run in - * order to work properly. - * - * In some cases, after creating the GEMM the number of threads needs to - * be reduced (e.g. not enough work to split across threads). This - * method allows the number of actual threads to be run to be set (must - * be equal or lower). - * - * This has an empty default implementation, as GEMMs which don't care - * about thread count can safely ignore this. - */ - virtual void set_nthreads(int) {}; - - /* Whether this GEMM can be dynamically scheduled or not. */ - virtual bool supports_dynamic_scheduling() const - { - return false; - } - - /** Main execute member fucntion - * @param [in] work_range specifies the range of work we want to be computed, total range defined by get_window_size() - * @param [in] thread_locator where are we inside of the thread space - * @param [in] threadid a unique threadid - */ - virtual void execute(const ndcoord_t &work_range, const ndcoord_t &thread_locator, int threadid) = 0; - - /*** Working space interface (optional) ***/ - /* Total number of bytes of temporary working space needed. If zero, it's not necessary to call set_working_space(). */ - virtual size_t get_working_size() const - { - return 0; - } - /* Provide working space buffer - the void * passed in must remain allocated for the duration of any execute calls. */ - virtual void set_working_space(void *) {}; - - /*** "Pretransposed" interface (optional) ***/ - /* Is this object set up for pretranspose? If so, pretranspose_array() needs to be called before execute(); */ - virtual bool B_is_pretransposed() const - { - return false; - } - /* Does pretranspose still need to be done? */ - virtual bool B_pretranspose_required() const - { - return false; - } - /* Total number of bytes of space needed for pretransposed arrays. */ - virtual size_t get_B_pretransposed_array_size() const - { - return 0; - } - /* Perform pretranspose - arguments are output, input, input row stride and input multi stride. */ - /* The "real" version of this depends on the templated operand type (see below). */ - virtual void pretranspose_B_array_generic(void *, const void *, const int, const int) = 0; - /* Set pretransposed data - the void * passed in must previously have been passed to pretranspose_B_array() for the same or a similar GEMM. */ - virtual void set_pretransposed_B_data(void *) - { - } - - /*** "Quantized bias" interface (optional) ***/ - /* Set the bias vector for quantized GEMMs */ - virtual void set_quantized_bias(const int32_t *, size_t) - { - } - - /*** Indirect interface (optional) ***/ - /* Set the indirect table. This comprises a number of values per kernel point, and a densely packed array of pointers, - * multis * batches * kernel_points */ - virtual void set_indirect_parameters_generic(size_t, const void *const *const *) - { - } - - /*** Convolution interface (optional) ***/ - /* Set the convolution parameters. */ - virtual void set_convolution_parameters(ConvolutionParameters) - { - } - - // Destructor - virtual ~IGemmCommon() - { - } -}; - -/* "Real" GemmCommon class which is templated on the operand and return types. - * - * In addition to correctly typed versions of the functions that operate on - * operand and return data, this class provides a default implementation of - * 'set_arrays' to capture the provided arguments in protected class - * members, as essentially any implementation will need these. - */ -template <typename To, typename Tr> -class GemmCommon : public IGemmCommon -{ -protected: - const To *_Aptr = nullptr; - int _lda = 0; - int _A_batch_stride = 0; - int _A_multi_stride = 0; - const To *_Bptr = nullptr; - int _ldb = 0; - int _B_multi_stride = 0; - Tr *_Cptr = nullptr; - int _ldc = 0; - int _C_batch_stride = 0; - int _C_multi_stride = 0; - const Tr *_bias = nullptr; - int _bias_multi_stride = 0; - -public: - /* Pass in the pointers to the arrays to be operated on and their - * strides (templated version with appropriate types). */ - virtual void set_arrays(const To *A, const int lda, const int A_batch_stride, const int A_multi_stride, - const To *B, const int ldb, /* batches share B */ const int B_multi_stride, - Tr *C, const int ldc, const int C_batch_stride, const int C_multi_stride, - const Tr *bias, /* no row or batch stride needed */ const int bias_multi_stride) - { - _Aptr = A; - _lda = lda; - _A_batch_stride = A_batch_stride; - _A_multi_stride = A_multi_stride; - _Bptr = B; - _ldb = ldb; - _B_multi_stride = B_multi_stride; - _Cptr = C; - _ldc = ldc; - _C_batch_stride = C_batch_stride; - _C_multi_stride = C_multi_stride; - _bias = bias; - _bias_multi_stride = bias_multi_stride; - } - - /* Implementation of the void * overload which casts its arguments to the appropriate type. */ - void set_arrays_generic(const void *A, const int lda, const int A_batch_stride, const int A_multi_stride, - const void *B, const int ldb, /* batches share B */ const int B_multi_stride, - void *C, const int ldc, const int C_batch_stride, const int C_multi_stride, - const void *bias, /* no row or batch stride needed */ const int bias_multi_stride) override - { - set_arrays(static_cast<const To *>(A), lda, A_batch_stride, A_multi_stride, - static_cast<const To *>(B), ldb, B_multi_stride, - static_cast<Tr *>(C), ldc, C_batch_stride, C_multi_stride, - static_cast<const Tr *>(bias), bias_multi_stride); - } - - /*** "Pretransposed" interface ***/ - - /* Perform pretranspose - the void * passed in must remain allocated for the duration of any execute calls. */ - /* Arguments are: output buffer pointer, source pointer, source row stride, source multi stride */ - virtual void pretranspose_B_array(void *, const To *, const int, const int) {}; - - /* Implementation of the void * overload which casts its arguments to the appropriate type. */ - void pretranspose_B_array_generic(void *out, const void *in, const int row_stride, const int multi_stride) override - { - pretranspose_B_array(out, static_cast<const To *>(in), row_stride, multi_stride); - } - - /*** Indirect interface ***/ - virtual void set_indirect_parameters(size_t, const To *const *const *) - { - } - - void set_indirect_parameters_generic(size_t sz, const void *const *const *ptr) override - { - set_indirect_parameters(sz, reinterpret_cast<const To *const *const *>(ptr)); - } -}; - -} // namespace arm_gemm |