mindspore2022/mindspore/lite/nnacl/arithmetic_common.c

99 lines
4.1 KiB
C

/**
* Copyright 2020 Huawei Technologies Co., Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "nnacl/arithmetic_common.h"
void TileOneDimension(float *inData, float *outData, int dim, size_t ndim, int *inShape, int *inStrides,
int *outStrides, int *multiple) {
int srcDimSize = inShape[dim];
if (dim == ndim - 1) {
for (int i = 0; i < multiple[dim]; i++) {
memcpy(outData, inData, srcDimSize * sizeof(float));
outData += srcDimSize;
}
return;
}
for (size_t i = 0; i < srcDimSize; i++) {
for (size_t j = 0; j < multiple[dim]; j++) {
TileOneDimension(inData + inStrides[dim] * i, outData + outStrides[dim] * (i + j * srcDimSize), dim + 1, ndim,
inShape, inStrides, outStrides, multiple);
}
}
}
void TileOneDimensionUint8(uint8_t *inData, uint8_t *outData, int dim, size_t ndim, int *inShape, int *inStrides,
int *outStrides, int *multiple) {
int srcDimSize = inShape[dim];
if (dim == ndim - 1) {
for (int i = 0; i < multiple[dim]; i++) {
memcpy(outData, inData, srcDimSize * sizeof(uint8_t));
outData += srcDimSize;
}
return;
}
for (size_t i = 0; i < srcDimSize; i++) {
for (size_t j = 0; j < multiple[dim]; j++) {
TileOneDimensionUint8(inData + inStrides[dim] * i, outData + outStrides[dim] * (i + j * srcDimSize), dim + 1,
ndim, inShape, inStrides, outStrides, multiple);
}
}
}
void ComputeStrides(int *shape, int *strides, int ndim) {
int stride = 1;
for (int i = ndim - 1; i >= 0; i--) {
strides[i] = stride;
stride *= shape[i];
}
}
void CalcMultiplesAndStrides(ArithmeticParameter *param) {
for (size_t i = 0; i < param->ndim_; i++) {
param->multiples0_[i] = param->out_shape_[i] / param->in_shape0_[i];
param->multiples1_[i] = param->out_shape_[i] / param->in_shape1_[i];
}
// cal strides
ComputeStrides(param->in_shape0_, param->in_strides0_, param->ndim_);
ComputeStrides(param->in_shape1_, param->in_strides1_, param->ndim_);
ComputeStrides(param->out_shape_, param->out_strides_, param->ndim_);
}
void TileDimensions(float *data0, float *data1, float *tile_data0, float *tile_data1, ArithmeticParameter *param) {
CalcMultiplesAndStrides(param);
TileOneDimension(data0, tile_data0, 0, param->ndim_, param->in_shape0_, param->in_strides0_, param->out_strides_,
param->multiples0_);
TileOneDimension(data1, tile_data1, 0, param->ndim_, param->in_shape1_, param->in_strides1_, param->out_strides_,
param->multiples1_);
}
void TileDimensionsUint8(uint8_t *data0, uint8_t *data1, uint8_t *tile_data0, uint8_t *tile_data1,
ArithmeticParameter *param) {
CalcMultiplesAndStrides(param);
TileOneDimensionUint8(data0, tile_data0, 0, param->ndim_, param->in_shape0_, param->in_strides0_, param->out_strides_,
param->multiples0_);
TileOneDimensionUint8(data1, tile_data1, 0, param->ndim_, param->in_shape1_, param->in_strides1_, param->out_strides_,
param->multiples1_);
}
void TileDimensionsInt8(int8_t *data0, int8_t *data1, int8_t *tile_data0, int8_t *tile_data1,
ArithmeticParameter *param) {
CalcMultiplesAndStrides(param);
TileOneDimensionUint8((uint8_t *)(data0), (uint8_t *)(tile_data0), 0, param->ndim_, param->in_shape0_,
param->in_strides0_, param->out_strides_, param->multiples0_);
TileOneDimensionUint8((uint8_t *)(data1), (uint8_t *)(tile_data1), 0, param->ndim_, param->in_shape1_,
param->in_strides1_, param->out_strides_, param->multiples1_);
}