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shared_memory_op.cc
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shared_memory_op.cc
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#include "shared_memory_op.hpp"
shared_memory_template_t *init_shared_memory_template(code_builder_t *builder, unsigned long dense_block_id)
{
assert(builder != NULL);
assert(builder->op_manager != NULL);
assert(builder->op_manager->matrix != NULL);
sparse_struct_t *matrix = builder->op_manager->matrix;
assert(matrix->block_coor_table.item_arr.size() > dense_block_id);
// 创建对应模板
shared_memory_template_t *new_template = new shared_memory_template_t();
new_template->dense_block_index = dense_block_id;
new_template->matrix = matrix;
new_template->kernal_first_row_index = matrix->block_coor_table.item_arr[dense_block_id]->min_dense_row_index;
new_template->kernal_first_col_index = matrix->block_coor_table.item_arr[dense_block_id]->min_dense_col_index;
compressed_block_t *compressed_block_view = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr;
if (matrix->block_coor_table.item_arr[dense_block_id]->min_dense_col_index == 0 && matrix->block_coor_table.item_arr[dense_block_id]->max_dense_col_index == matrix->dense_col_number - 1)
{
// 稠密子块之间没有共享的行
}
else
{
new_template->is_atom_add = true;
}
// 将reduce相关的索引删掉
// delete_arr_with_data_type(compressed_block_view->y_write_index[0]->index_arr, compressed_block_view->y_write_index[0]->index_data_type);
// 首先处理每一线程的全局行索引,将全局行索引搞出来
// 分别遍历三个层次的索引
index_of_compress_block_t *block_level_index = compressed_block_view->read_index[2];
index_of_compress_block_t *warp_level_index = compressed_block_view->read_index[3];
index_of_compress_block_t *thread_level_index = compressed_block_view->read_index[4];
assert(block_level_index->level_of_this_index == TBLOCK_LEVEL);
assert(warp_level_index->level_of_this_index == WRAP_LEVEL);
assert(thread_level_index->level_of_this_index == THREAD_LEVEL);
assert(matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[0]->max_row_index == block_level_index->max_row_index);
assert(matrix->block_coor_table.item_arr[dense_block_id]->max_dense_row_index == block_level_index->max_row_index);
if (thread_level_index->row_number_of_block_arr != NULL)
{
cout << "row num in thread level block must be 1, thread level index shouldn't have this metadata" << endl;
assert(false);
}
// 遍历所有线程块粒度的块所包含的行,如果有相交代表要用原子加来规约显存上的结果
// 用两个变量分别存储,当前的线程块粒度的块包含的最小行号和最大行号
unsigned long global_min_row_index = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, 0);
unsigned long global_max_row_index = global_min_row_index + read_from_array_with_data_type(block_level_index->row_number_of_block_arr, block_level_index->data_type_of_row_number_of_block_arr, 0) - 1;
for (unsigned long index_of_block_level_index = 1; index_of_block_level_index < block_level_index->block_num; index_of_block_level_index++)
{
// 当前块的起始行号和包含的行的数量,
unsigned long cur_min_row_index = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, index_of_block_level_index);
if (cur_min_row_index <= global_max_row_index)
{
// 代表有重合的部分
new_template->is_atom_add = true;
// 这里的重合代表一行可能有多个线程块,就不支持这个模板了
cout << "several tblock level block in one row, not supported in this template" << endl;
assert(false);
break;
}
unsigned long cur_row_num = read_from_array_with_data_type(block_level_index->row_number_of_block_arr, block_level_index->data_type_of_row_number_of_block_arr, index_of_block_level_index);
if (cur_row_num + cur_min_row_index - 1 > global_max_row_index)
{
// 没有重合就修改元数据
global_max_row_index = cur_min_row_index + cur_row_num - 1;
}
}
// 当前稠密子块的行数量,这个值也是块最大行号+1
unsigned long total_row_num = block_level_index->max_row_index - block_level_index->min_row_index + 1;
vector<unsigned long> new_row_offset_in_thread_tmp_result_vec;
new_row_offset_in_thread_tmp_result_vec.push_back(0);
// 用一个数组记录每一行中间结果的数量
vector<unsigned long> thread_level_result_num_of_each_row(total_row_num);
// 全部初始化为0
for (unsigned long i = 0; i < total_row_num; i++)
{
thread_level_result_num_of_each_row[i] = 0;
}
// 分别遍历三个层次
// 遍历三个层次的索引
for (unsigned long index_of_block_level_index = 0; index_of_block_level_index < block_level_index->block_num; index_of_block_level_index++)
{
// cout << "index_of_block_level_index:" << index_of_block_level_index << endl;
// 当前block的首行行号
unsigned long block_first_row_index = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, index_of_block_level_index);
// block中第一个warp号和下一个block的首warp
unsigned long this_block_first_warp_index = read_from_array_with_data_type(block_level_index->index_arr, block_level_index->index_data_type, index_of_block_level_index);
unsigned long next_block_first_warp_index = read_from_array_with_data_type(block_level_index->index_arr, block_level_index->index_data_type, index_of_block_level_index + 1);
// 遍历warp层次
for (unsigned long index_of_warp_level_index = this_block_first_warp_index; index_of_warp_level_index < next_block_first_warp_index; index_of_warp_level_index++)
{
assert(index_of_warp_level_index < warp_level_index->block_num);
unsigned long warp_first_row_index = read_from_array_with_data_type(warp_level_index->index_of_the_first_row_arr, warp_level_index->data_type_of_index_of_the_first_row_arr, index_of_warp_level_index);
unsigned long this_warp_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, index_of_warp_level_index);
unsigned long next_warp_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, index_of_warp_level_index + 1);
for (unsigned long index_of_thread_level_index = this_warp_first_thread_index; index_of_thread_level_index < next_warp_first_thread_index; index_of_thread_level_index++)
{
// assert(index_of_thread_level_index < thread_level_index->block_num);
if (index_of_thread_level_index >= thread_level_index->block_num)
{
assert(false);
}
unsigned long thread_first_row_index = read_from_array_with_data_type(thread_level_index->index_of_the_first_row_arr, thread_level_index->data_type_of_index_of_the_first_row_arr, index_of_thread_level_index);
// 全局的线程粒度的子块所覆盖的行
unsigned long global_thread_first_row_index = block_first_row_index + warp_first_row_index + thread_first_row_index;
assert(global_thread_first_row_index < total_row_num);
thread_level_result_num_of_each_row[global_thread_first_row_index] = thread_level_result_num_of_each_row[global_thread_first_row_index] + 1;
// 因为在线程块粒度先进行一次归约,线程块内部肯定是一行一个结果,所以所以本质上判断线程块粒度的块的行的分布来判断对于原子加的要求
}
}
}
// 遍历每一行结果的数量,从而得出每一行在中间结果中的偏移量
for (unsigned long row_index = 0; row_index < thread_level_result_num_of_each_row.size(); row_index++)
{
new_row_offset_in_thread_tmp_result_vec.push_back(new_row_offset_in_thread_tmp_result_vec[new_row_offset_in_thread_tmp_result_vec.size() - 1] + thread_level_result_num_of_each_row[row_index]);
}
assert(new_row_offset_in_thread_tmp_result_vec.size() == total_row_num + 1);
// 确定数据类型的大小
new_template->data_type_of_row_offset_in_thread_tmp_result = find_most_suitable_data_type(new_row_offset_in_thread_tmp_result_vec[new_row_offset_in_thread_tmp_result_vec.size() - 1]);
// 数组的长度
new_template->size_of_row_offset_in_thread_tmp_result = new_row_offset_in_thread_tmp_result_vec.size();
// 申请归约数组
new_template->row_offset_in_thread_tmp_result = malloc_arr(new_template->size_of_row_offset_in_thread_tmp_result, new_template->data_type_of_row_offset_in_thread_tmp_result);
// 拷贝数组
copy_unsigned_long_arr_to_others(&(new_row_offset_in_thread_tmp_result_vec[0]), new_template->row_offset_in_thread_tmp_result, new_template->data_type_of_row_offset_in_thread_tmp_result, new_template->size_of_row_offset_in_thread_tmp_result);
// 拷贝块的首行行号,因为实际大小会多一个,需要重新申请一个数组,最后一位是整个block行的数量,插在最后的CSR索引的大小肯定大于之前的所有数据
// 考虑到空行,最多也是等于最后一个数据
assert(total_row_num >= read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, block_level_index->block_num - 1));
// 创建一个新的数组,包含block_num + 1个元素,最后一个是整个稠密子块的总行号
new_template->data_type_of_block_first_row_index = find_most_suitable_data_type(total_row_num);
new_template->size_of_block_first_row_index = block_level_index->length;
new_template->block_first_row_index = malloc_arr(new_template->size_of_block_first_row_index, new_template->data_type_of_block_first_row_index);
// 不同类型数组之间的拷贝,从block_level_index中拷贝到new_template中
for (unsigned long block_id = 0; block_id < block_level_index->block_num; block_id++)
{
unsigned long source_arr_content = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, block_id);
// 写数据
write_to_array_with_data_type(new_template->block_first_row_index, new_template->data_type_of_block_first_row_index, block_id, source_arr_content);
}
// 最后写一个数据,写的的是行的数量
write_to_array_with_data_type(new_template->block_first_row_index, new_template->data_type_of_block_first_row_index, block_level_index->block_num, total_row_num);
// // 重新申请数组,比原来大一点点
// new_template->data_type_of_block_first_row_index = block_level_index->data_type_of_index_of_the_first_row_arr;
// new_template->block_first_row_index = block_level_index->index_of_the_first_row_arr;
// // 大小是block级别的块的数量
// new_template->size_of_block_first_row_index = block_level_index->block_num;
// 拷贝一些数组,包含block和wrap的主要数据
// 剩下几个数组直接拷
new_template->data_type_of_block_begin_warp_index_offset = block_level_index->index_data_type;
new_template->block_begin_warp_index_offset = block_level_index->index_arr;
new_template->size_of_block_begin_warp_index_offset = block_level_index->length;
new_template->data_type_of_warp_begin_thread_index_offset = warp_level_index->index_data_type;
new_template->warp_begin_thread_index_offset = warp_level_index->index_arr;
new_template->size_of_warp_begin_thread_index_offset = warp_level_index->length;
new_template->data_type_of_thread_block_size_in_warp = thread_level_index->data_type_of_coo_block_size_arr;
new_template->thread_block_size_in_warp = thread_level_index->coo_block_size_arr;
new_template->size_of_thread_block_size_in_warp = warp_level_index->block_num;
// block和warp第一个非零元的索引,都按照各自的block size初始化
new_template->data_type_of_block_nz_begin_offset = block_level_index->data_type_of_coo_begin_index_arr;
new_template->block_nz_begin_offset = block_level_index->coo_begin_index_arr;
new_template->size_of_block_nz_begin_offset = block_level_index->block_num;
new_template->data_type_of_warp_nz_begin_offset = warp_level_index->data_type_of_coo_begin_index_arr;
new_template->warp_nz_begin_offset = warp_level_index->coo_begin_index_arr;
new_template->size_of_warp_nz_begin_offset = warp_level_index->block_num;
void *val_arr_after_padding = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->padding_val_arr;
data_type data_type_of_val_arr_after_padding = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->val_data_type;
unsigned long size_of_val_arr_after_padding = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->padding_arr_size;
// 仅仅经过padding之后的列数组及其数据类型
void *col_index_arr_after_padding = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[5]->index_arr;
assert(col_index_arr_after_padding != NULL);
data_type data_type_of_col_index_arr_after_padding = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[5]->index_data_type;
unsigned long size_of_col_index_arr_after_padding = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[5]->length;
assert(size_of_val_arr_after_padding == size_of_col_index_arr_after_padding);
// 将每个wrap块内部的数据进行交错存储,每个wrap内的线程粒度的块的大小是一样的,大小和padding之后的大小是一样的,数据类型也一样
new_template->data_type_of_val_arr = data_type_of_val_arr_after_padding;
new_template->size_of_val_arr = size_of_val_arr_after_padding;
// 申请值数组
new_template->val_arr = malloc_arr(new_template->size_of_val_arr, new_template->data_type_of_val_arr);
// 列号也和padding之后是一样
new_template->data_type_of_col_index_arr = data_type_of_col_index_arr_after_padding;
new_template->size_of_col_index_arr = size_of_col_index_arr_after_padding;
new_template->col_index_arr = malloc_arr(new_template->size_of_col_index_arr, new_template->data_type_of_col_index_arr);
// 遍历三个层次直到每个非零元,在wrap层次开始重排
// 遍历三个层次的索引
for (unsigned long index_of_block_level_index = 0; index_of_block_level_index < block_level_index->block_num; index_of_block_level_index++)
{
// cout << "index_of_block_level_index:" << index_of_block_level_index << endl;
// 当前block的首行行号
unsigned long block_first_nz_index = read_from_array_with_data_type(block_level_index->coo_begin_index_arr, block_level_index->data_type_of_coo_begin_index_arr, index_of_block_level_index);
// block中第一个warp号和下一个block的首warp
unsigned long this_block_first_warp_index = read_from_array_with_data_type(block_level_index->index_arr, block_level_index->index_data_type, index_of_block_level_index);
unsigned long next_block_first_warp_index = read_from_array_with_data_type(block_level_index->index_arr, block_level_index->index_data_type, index_of_block_level_index + 1);
// 遍历warp层次
for (unsigned long index_of_warp_level_index = this_block_first_warp_index; index_of_warp_level_index < next_block_first_warp_index; index_of_warp_level_index++)
{
assert(index_of_warp_level_index < warp_level_index->block_num);
unsigned long warp_first_nz_index = read_from_array_with_data_type(warp_level_index->coo_begin_index_arr, warp_level_index->data_type_of_coo_begin_index_arr, index_of_warp_level_index);
// 当前wrap的首个非零元的全局索引
unsigned long global_warp_first_nz_index = block_first_nz_index + warp_first_nz_index;
// wrap中线程粒度的块的大小
unsigned long thread_level_block_size_of_this_wrap = read_from_array_with_data_type(thread_level_index->coo_block_size_arr, thread_level_index->data_type_of_coo_block_size_arr, index_of_warp_level_index);
unsigned long this_warp_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, index_of_warp_level_index);
unsigned long next_warp_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, index_of_warp_level_index + 1);
// wrap中线程粒度的块的数量
unsigned long thread_level_block_num_of_this_wrap = next_warp_first_thread_index - this_warp_first_thread_index;
for (unsigned long index_of_thread_level_index = this_warp_first_thread_index; index_of_thread_level_index < next_warp_first_thread_index; index_of_thread_level_index++)
{
// thread的wrap内索引
unsigned long thread_level_block_index_inner_wrap = index_of_thread_level_index - this_warp_first_thread_index;
// 遍历这个thread中的非零元
for (unsigned long nz_index_in_thread = 0; nz_index_in_thread < thread_level_block_size_of_this_wrap; nz_index_in_thread++)
{
// 当前非零元在源数组中的位置
unsigned long source_index_of_this_nz = global_warp_first_nz_index + thread_level_block_index_inner_wrap * thread_level_block_size_of_this_wrap + nz_index_in_thread;
assert(source_index_of_this_nz < size_of_val_arr_after_padding);
// 将数据读出来
unsigned long col_index = read_from_array_with_data_type(col_index_arr_after_padding, data_type_of_col_index_arr_after_padding, source_index_of_this_nz);
double val = read_double_from_array_with_data_type(val_arr_after_padding, data_type_of_val_arr_after_padding, source_index_of_this_nz);
// 输出的位置,每个wrap中不同thread中的内容交错起来,
unsigned long dest_index_of_this_nz = global_warp_first_nz_index + thread_level_block_index_inner_wrap + thread_level_block_num_of_this_wrap * nz_index_in_thread;
assert(dest_index_of_this_nz < size_of_val_arr_after_padding);
// 执行输出
write_to_array_with_data_type(new_template->col_index_arr, new_template->data_type_of_col_index_arr, dest_index_of_this_nz, col_index);
write_double_to_array_with_data_type(new_template->val_arr, new_template->data_type_of_val_arr, dest_index_of_this_nz, val);
}
}
}
}
assert(new_template->size_of_col_index_arr == new_template->size_of_val_arr);
// 一些排序的数据
// 最后给出排序索引类型和具体的数组
if (compressed_block_view->y_write_index.size() > 0)
{
// 在子块内排序了
assert(compressed_block_view->is_sorted == true && builder->sub_block_sort_type_vec[dense_block_id] == SUB_BLOCK_SORT && matrix->is_sorted == false);
new_template->global_sort_index = false;
new_template->local_sort_index = true;
// 拷贝
new_template->data_type_of_row_index_before_sort = compressed_block_view->y_write_index[0]->index_data_type;
new_template->row_index_before_sort = compressed_block_view->y_write_index[0]->index_arr;
new_template->size_of_row_index_before_sort = compressed_block_view->y_write_index[0]->length;
}
else if (matrix->sorted_row_index != NULL)
{
cout << "have global sort" << endl;
// 在全局范围内有排序
assert(compressed_block_view->is_sorted == false && matrix->is_sorted == true && builder->sub_block_sort_type_vec[dense_block_id] == GLOBAL_SORT);
new_template->global_sort_index = true;
new_template->local_sort_index = false;
// 拷贝
new_template->data_type_of_row_index_before_sort = matrix->data_type_of_sorted_row_index;
new_template->row_index_before_sort = matrix->sorted_row_index;
new_template->size_of_row_index_before_sort = matrix->dense_row_number;
}
assert(new_template->val_arr != NULL);
// 将数据返回出来
return new_template;
}
bool is_supported_by_shared_memory_template(sparse_struct_t *matrix, unsigned long dense_block_id)
{
assert(dense_block_id < matrix->block_coor_table.item_arr.size());
assert(matrix->block_coor_table.item_arr[dense_block_id] != NULL);
assert(matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr != NULL);
assert(matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index.size() == 7);
compressed_block_t *compressed_block_view = matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr;
index_of_compress_block_t *block_level_index = compressed_block_view->read_index[2];
index_of_compress_block_t *warp_level_index = compressed_block_view->read_index[3];
index_of_compress_block_t *thread_level_index = compressed_block_view->read_index[4];
assert(block_level_index->level_of_this_index == TBLOCK_LEVEL);
assert(warp_level_index->level_of_this_index == WRAP_LEVEL);
assert(thread_level_index->level_of_this_index == THREAD_LEVEL);
assert(matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[0]->max_row_index == block_level_index->max_row_index);
assert(matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[0]->max_row_index == warp_level_index->max_row_index);
assert(matrix->block_coor_table.item_arr[dense_block_id]->compressed_block_ptr->read_index[0]->max_row_index == thread_level_index->max_row_index);
assert(matrix->block_coor_table.item_arr[dense_block_id]->max_dense_row_index <= block_level_index->max_row_index);
if (thread_level_index->row_number_of_block_arr != NULL)
{
return false;
}
// 这个模板不支持compressed block row padding
if (matrix->block_coor_table.item_arr[dense_block_id]->max_dense_row_index != compressed_block_view->read_index[0]->max_row_index)
{
assert(matrix->block_coor_table.item_arr[dense_block_id]->max_dense_row_index < compressed_block_view->read_index[0]->max_row_index);
return false;
}
unsigned long total_row_num = block_level_index->max_row_index - block_level_index->min_row_index;
// 用一个变量,记录是不是有多个TLB处理一行,不存在这种情况会导致模板的检测不通过
bool is_many_TLB_one_row = false;
// 前一个TLB对应的全局行号
bool is_first_TLB = true;
unsigned long last_TLB_global_row_index = 0;
// 记录BLB中最大的TLB数量
unsigned long max_TLB_num_in_BLB = 0;
// 前一个BLB的首行行号
bool is_first_BLB = true;
unsigned long last_BLB_global_row_index = 0;
// 遍历三个层次的索引,找到BLB中TLB的最大数量、有没有TLB共处理一行的情况、有没有BLB共处理一行的情况、BLB中不同TLB的非零元数量是不是相等
// 遍历三个层次的索引,计算每一行中间结果的数量,并且计算每一个block线程粒度的块的大小,以及每个块的thead偏移量
for (unsigned long index_of_block_level_index = 0; index_of_block_level_index < block_level_index->block_num; index_of_block_level_index++)
{
// cout << "index_of_block_level_index:" << index_of_block_level_index << endl;
// 当前block的首行行号
unsigned long block_first_row_index = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, index_of_block_level_index);
if (is_first_BLB == true)
{
last_BLB_global_row_index = block_first_row_index;
is_first_BLB = false;
}
else
{
if (last_BLB_global_row_index == block_first_row_index)
{
// 两个BLB共用一行,检查不能通过
return false;
}
last_BLB_global_row_index = block_first_row_index;
}
// block中第一个warp号和下一个block的首warp
unsigned long this_block_first_warp_index = read_from_array_with_data_type(block_level_index->index_arr, block_level_index->index_data_type, index_of_block_level_index);
unsigned long next_block_first_warp_index = read_from_array_with_data_type(block_level_index->index_arr, block_level_index->index_data_type, index_of_block_level_index + 1);
// 当前线程块粒度的块的第一个warp粒度的块的线程粒度的块的大小
assert(this_block_first_warp_index < warp_level_index->block_num && thread_level_index->coo_block_size_arr != NULL);
unsigned long this_block_first_warp_thread_block_size = read_from_array_with_data_type(thread_level_index->coo_block_size_arr, thread_level_index->data_type_of_coo_block_size_arr, this_block_first_warp_index);
assert(this_block_first_warp_thread_block_size != 0);
// 当前线程块粒度的块第一个线程粒度的块的索引
assert(this_block_first_warp_index < warp_level_index->length);
assert(next_block_first_warp_index < warp_level_index->length);
unsigned long this_block_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, this_block_first_warp_index);
unsigned long next_block_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, next_block_first_warp_index);
assert(this_block_first_thread_index < thread_level_index->block_num && next_block_first_thread_index <= thread_level_index->block_num);
assert(next_block_first_thread_index > this_block_first_thread_index);
unsigned long cur_TLB_num_in_BLB = next_block_first_thread_index - this_block_first_thread_index;
if (max_TLB_num_in_BLB < cur_TLB_num_in_BLB)
{
max_TLB_num_in_BLB = cur_TLB_num_in_BLB;
}
// 遍历warp层次
for (unsigned long index_of_warp_level_index = this_block_first_warp_index; index_of_warp_level_index < next_block_first_warp_index; index_of_warp_level_index++)
{
assert(index_of_warp_level_index < warp_level_index->block_num);
unsigned long warp_first_row_index = read_from_array_with_data_type(warp_level_index->index_of_the_first_row_arr, warp_level_index->data_type_of_index_of_the_first_row_arr, index_of_warp_level_index);
unsigned long this_warp_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, index_of_warp_level_index);
unsigned long next_warp_first_thread_index = read_from_array_with_data_type(warp_level_index->index_arr, warp_level_index->index_data_type, index_of_warp_level_index + 1);
// 当前warp的线程粒度的块的大小
unsigned long this_warp_thread_level_block_size = read_from_array_with_data_type(thread_level_index->coo_block_size_arr, thread_level_index->data_type_of_coo_block_size_arr, index_of_warp_level_index);
// 如果WLB和BLB的TLB大小不相等,直接false
// if (this_block_first_warp_thread_block_size != this_warp_thread_level_block_size)
// {
// return false;
// }
for (unsigned long index_of_thread_level_index = this_warp_first_thread_index; index_of_thread_level_index < next_warp_first_thread_index; index_of_thread_level_index++)
{
// assert(index_of_thread_level_index < thread_level_index->block_num);
if (index_of_thread_level_index >= thread_level_index->block_num)
{
assert(false);
}
unsigned long thread_first_row_index = read_from_array_with_data_type(thread_level_index->index_of_the_first_row_arr, thread_level_index->data_type_of_index_of_the_first_row_arr, index_of_thread_level_index);
// 全局的线程粒度的子块所覆盖的行
unsigned long global_thread_first_row_index = block_first_row_index + warp_first_row_index + thread_first_row_index;
if (is_first_TLB == true)
{
// 给TLB历史行号赋值
last_TLB_global_row_index = global_thread_first_row_index;
is_first_TLB = false;
}
else
{
// 如果不是第一个TLB,和之前的比较
if (last_TLB_global_row_index == global_thread_first_row_index)
{
is_many_TLB_one_row = true;
}
last_TLB_global_row_index = global_thread_first_row_index;
}
assert(global_thread_first_row_index < total_row_num);
}
}
}
// 遍历所有线程块粒度的块所包含的行,如果有相交代表要用原子加来规约显存上的结果
// 用两个变量分别存储,当前的线程块粒度的块包含的最小行号和最大行号
unsigned long global_min_row_index = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, 0);
unsigned long global_max_row_index = global_min_row_index + read_from_array_with_data_type(block_level_index->row_number_of_block_arr, block_level_index->data_type_of_row_number_of_block_arr, 0) - 1;
for (unsigned long index_of_block_level_index = 1; index_of_block_level_index < block_level_index->block_num; index_of_block_level_index++)
{
// 当前块的起始行号和包含的行的数量,
unsigned long cur_min_row_index = read_from_array_with_data_type(block_level_index->index_of_the_first_row_arr, block_level_index->data_type_of_index_of_the_first_row_arr, index_of_block_level_index);
if (cur_min_row_index <= global_max_row_index)
{
// 这里的重合代表一行可能有多个线程块,就不支持这个模板了
return false;
}
unsigned long cur_row_num = read_from_array_with_data_type(block_level_index->row_number_of_block_arr, block_level_index->data_type_of_row_number_of_block_arr, index_of_block_level_index);
if (cur_row_num + cur_min_row_index - 1 > global_max_row_index)
{
// 没有重合就修改元数据
global_max_row_index = cur_min_row_index + cur_row_num - 1;
}
}
// 如果一个线程处理一行,检查不通过
if (is_many_TLB_one_row == false)
{
return false;
}
// 如果BLB中TLB数量大于3950,检查不通过
if (max_TLB_num_in_BLB > get_config()["SHARED_MEM_TOTAL_SIZE"].as_integer() - 50)
{
return false;
}
return true;
}
// 共享内存不溢出,不能一个线程对应一行,一行不能被多个线程块处理。相比warp层次被压缩的模板,不要求所有TLB的大小保持一致,所以需要检查的项会少一点
bool is_supported_by_shared_memory_template(code_builder_t *builder, unsigned long dense_block_id)
{
assert(builder != NULL);
assert(builder->op_manager != NULL);
assert(builder->op_manager->matrix != NULL);
sparse_struct_t *matrix = builder->op_manager->matrix;
return is_supported_by_shared_memory_template(matrix, dense_block_id);
}
void store_template_data(shared_memory_template_t *output_template, string output_dir, bool force_not_share_global_sort_index)
{
srand(time(0));
unsigned long matrix_id = rand() + time(0) % 1000;
// 写这个模板所需要数据的文件夹名称
output_dir = output_dir + "/" + to_string(matrix_id) + "_" + to_string(get_config()["DEFAULT_DEVICE_ID"].as_integer());
// 创建这个文件夹
system(("mkdir " + output_dir).c_str());
// 只有不压缩的时候才持久化
if (output_template->row_offset_in_thread_tmp_result_compress == NONE_COMPRESS)
{
assert(output_template->row_offset_in_thread_tmp_result != NULL);
print_arr_to_file_with_data_type(output_template->row_offset_in_thread_tmp_result, output_template->data_type_of_row_offset_in_thread_tmp_result, output_template->size_of_row_offset_in_thread_tmp_result, output_dir + "/row_offset_in_thread_tmp_result");
}
if (output_template->block_first_row_index_compress == NONE_COMPRESS)
{
assert(output_template->block_first_row_index != NULL);
print_arr_to_file_with_data_type(output_template->block_first_row_index, output_template->data_type_of_block_first_row_index, output_template->size_of_block_first_row_index, output_dir + "/block_first_row_index");
}
if (output_template->block_begin_warp_index_offset_compress == NONE_COMPRESS)
{
assert(output_template->block_begin_warp_index_offset != NULL);
print_arr_to_file_with_data_type(output_template->block_begin_warp_index_offset, output_template->data_type_of_block_begin_warp_index_offset, output_template->size_of_block_begin_warp_index_offset, output_dir + "/block_begin_warp_index_offset");
}
if (output_template->warp_begin_thread_index_offset_compress == NONE_COMPRESS)
{
assert(output_template->warp_begin_thread_index_offset != NULL);
print_arr_to_file_with_data_type(output_template->warp_begin_thread_index_offset, output_template->data_type_of_warp_begin_thread_index_offset, output_template->size_of_warp_begin_thread_index_offset, output_dir + "/warp_begin_thread_index_offset");
}
if (output_template->thread_block_size_in_warp_compress == NONE_COMPRESS)
{
assert(output_template->thread_block_size_in_warp != NULL);
print_arr_to_file_with_data_type(output_template->thread_block_size_in_warp, output_template->data_type_of_thread_block_size_in_warp, output_template->size_of_thread_block_size_in_warp, output_dir + "/thread_block_size_in_warp");
}
if (output_template->row_index_before_sort_compress == NONE_COMPRESS && output_template->row_index_before_sort != NULL)
{
assert(output_template->row_index_before_sort != NULL);
// 如果是全局排序,只有第一个才需要存排序之后的行索引
if (output_template->local_sort_index == true)
{
assert(output_template->global_sort_index == false);
print_arr_to_file_with_data_type(output_template->row_index_before_sort, output_template->data_type_of_row_index_before_sort, output_template->size_of_row_index_before_sort, output_dir + "/row_index_before_sort");
}
else if (output_template->global_sort_index == true && (output_template->dense_block_index == 0 || force_not_share_global_sort_index == true))
{
assert(output_template->local_sort_index == false);
print_arr_to_file_with_data_type(output_template->row_index_before_sort, output_template->data_type_of_row_index_before_sort, output_template->size_of_row_index_before_sort, output_dir + "/row_index_before_sort");
}
}
if (output_template->block_nz_begin_offset_compress == NONE_COMPRESS)
{
assert(output_template->block_nz_begin_offset != NULL);
print_arr_to_file_with_data_type(output_template->block_nz_begin_offset, output_template->data_type_of_block_nz_begin_offset, output_template->size_of_block_nz_begin_offset, output_dir + "/block_nz_begin_offset");
}
if (output_template->warp_nz_begin_offset_compress == NONE_COMPRESS)
{
assert(output_template->warp_nz_begin_offset != NULL);
print_arr_to_file_with_data_type(output_template->warp_nz_begin_offset, output_template->data_type_of_warp_nz_begin_offset, output_template->size_of_warp_nz_begin_offset, output_dir + "/warp_nz_begin_offset");
}
// 值
assert(output_template->val_arr != NULL);
// cout << "output_template->val_arr:" << output_template->val_arr << endl;
print_arr_to_file_with_data_type(output_template->val_arr, output_template->data_type_of_val_arr, output_template->size_of_val_arr, output_dir + "/val_arr");
// 列
assert(output_template->col_index_arr != NULL);
print_arr_to_file_with_data_type(output_template->col_index_arr, output_template->data_type_of_col_index_arr, output_template->size_of_col_index_arr, output_dir + "/col_index_arr");
output_template->hash_of_this_template = matrix_id;
}
string code_of_template_data_struct(shared_memory_template_t *output_template, unsigned long dense_block_id)
{
// 创建一个数据结构
string return_str = "typedef struct compressed_dense_block_" + to_string(dense_block_id) + "\n{\n";
// 对应的位置分别存储行号和块号
if (output_template->row_offset_in_thread_tmp_result_compress == NONE_COMPRESS)
{
assert(output_template->row_offset_in_thread_tmp_result != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_row_offset_in_thread_tmp_result, code_of_arr_var_name(dense_block_id, -1, "row_offset_in_thread_tmp_result"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "row_offset_in_thread_tmp_result") + " = " + to_string(output_template->size_of_row_offset_in_thread_tmp_result) + ";\n";
}
return_str = return_str + "\n";
if (output_template->block_first_row_index_compress == NONE_COMPRESS)
{
assert(output_template->block_first_row_index != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_block_first_row_index, code_of_arr_var_name(dense_block_id, -1, "block_first_row_index"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "block_first_row_index") + " = " + to_string(output_template->size_of_block_first_row_index) + ";\n";
}
return_str = return_str + "\n";
if (output_template->block_begin_warp_index_offset_compress == NONE_COMPRESS)
{
assert(output_template->block_begin_warp_index_offset != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_block_begin_warp_index_offset, code_of_arr_var_name(dense_block_id, -1, "block_begin_warp_index_offset"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "block_begin_warp_index_offset") + " = " + to_string(output_template->size_of_block_begin_warp_index_offset) + ";\n";
}
return_str = return_str + "\n";
if (output_template->warp_begin_thread_index_offset_compress == NONE_COMPRESS)
{
assert(output_template->warp_begin_thread_index_offset != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_warp_begin_thread_index_offset, code_of_arr_var_name(dense_block_id, -1, "warp_begin_thread_index_offset"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "warp_begin_thread_index_offset") + " = " + to_string(output_template->size_of_warp_begin_thread_index_offset) + ";\n";
}
return_str = return_str + "\n";
if (output_template->thread_block_size_in_warp_compress == NONE_COMPRESS)
{
assert(output_template->thread_block_size_in_warp != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_thread_block_size_in_warp, code_of_arr_var_name(dense_block_id, -1, "thread_block_size_in_warp"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "thread_block_size_in_warp") + " = " + to_string(output_template->size_of_thread_block_size_in_warp) + ";\n";
}
return_str = return_str + "\n";
if (output_template->row_index_before_sort_compress == NONE_COMPRESS && output_template->row_index_before_sort != NULL)
{
assert(output_template->row_index_before_sort != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_row_index_before_sort, code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort") + " = " + to_string(output_template->size_of_row_index_before_sort) + ";\n";
}
return_str = return_str + "\n";
if (output_template->block_nz_begin_offset_compress == NONE_COMPRESS)
{
assert(output_template->block_nz_begin_offset != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_block_nz_begin_offset, code_of_arr_var_name(dense_block_id, -1, "block_nz_begin_offset"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "block_nz_begin_offset") + " = " + to_string(output_template->size_of_block_nz_begin_offset) + ";\n";
}
return_str = return_str + "\n";
if (output_template->warp_nz_begin_offset_compress == NONE_COMPRESS)
{
assert(output_template->warp_nz_begin_offset != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_warp_nz_begin_offset, code_of_arr_var_name(dense_block_id, -1, "warp_nz_begin_offset"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "warp_nz_begin_offset") + " = " + to_string(output_template->size_of_warp_nz_begin_offset) + ";\n";
}
return_str = return_str + "\n";
// cout << "output_template->val_arr:" << output_template->val_arr << endl;
assert(output_template->val_arr != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_val_arr, code_of_arr_var_name(dense_block_id, -1, "val_arr"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "val_arr") + " = " + to_string(output_template->size_of_val_arr) + ";\n";
return_str = return_str + "\n";
assert(output_template->col_index_arr != NULL);
return_str = return_str + code_line_of_pointer_define(output_template->data_type_of_col_index_arr, code_of_arr_var_name(dense_block_id, -1, "col_index_arr"));
return_str = return_str + code_of_data_type(UNSIGNED_LONG) + " size_of_" + code_of_arr_var_name(dense_block_id, -1, "col_index_arr") + " = " + to_string(output_template->size_of_col_index_arr) + ";\n";
return_str = return_str + "}";
return_str = return_str + "compressed_dense_block_" + to_string(dense_block_id) + "_t;\n";
return return_str;
}
string code_of_read_template_data_from_file_func_define(shared_memory_template_t *output_template, unsigned long dense_block_id, bool force_not_share_global_sort_index)
{
string return_str = "compressed_dense_block_" + to_string(dense_block_id) + "_t* read_dense_block_" + to_string(dense_block_id) + "_from_file(string file_name_prefix)\n{\n";
return_str = return_str + "compressed_dense_block_" + to_string(dense_block_id) + "_t *template_data = new " + "compressed_dense_block_" + to_string(dense_block_id) + "_t();\n";
// 对应的位置分别存储行号和块号
if (output_template->row_offset_in_thread_tmp_result_compress == NONE_COMPRESS)
{
assert(output_template->row_offset_in_thread_tmp_result != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "row_offset_in_thread_tmp_result") + " = (" + code_of_data_type(output_template->data_type_of_row_offset_in_thread_tmp_result) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "row_offset_in_thread_tmp_result") + ", " + convert_data_type_to_string(output_template->data_type_of_row_offset_in_thread_tmp_result) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/row_offset_in_thread_tmp_result\");\n";
}
return_str = return_str + "\n";
if (output_template->block_first_row_index_compress == NONE_COMPRESS)
{
assert(output_template->block_first_row_index != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "block_first_row_index") + " = (" + code_of_data_type(output_template->data_type_of_block_first_row_index) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "block_first_row_index") + ", " + convert_data_type_to_string(output_template->data_type_of_block_first_row_index) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/block_first_row_index\");\n";
}
return_str = return_str + "\n";
if (output_template->block_begin_warp_index_offset_compress == NONE_COMPRESS)
{
assert(output_template->block_begin_warp_index_offset != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "block_begin_warp_index_offset") + " = (" + code_of_data_type(output_template->data_type_of_block_begin_warp_index_offset) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "block_begin_warp_index_offset") + ", " + convert_data_type_to_string(output_template->data_type_of_block_begin_warp_index_offset) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/block_begin_warp_index_offset\");\n";
}
return_str = return_str + "\n";
if (output_template->warp_begin_thread_index_offset_compress == NONE_COMPRESS)
{
assert(output_template->warp_begin_thread_index_offset != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "warp_begin_thread_index_offset") + " = (" + code_of_data_type(output_template->data_type_of_warp_begin_thread_index_offset) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "warp_begin_thread_index_offset") + ", " + convert_data_type_to_string(output_template->data_type_of_warp_begin_thread_index_offset) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/warp_begin_thread_index_offset\");\n";
}
return_str = return_str + "\n";
if (output_template->thread_block_size_in_warp_compress == NONE_COMPRESS)
{
assert(output_template->thread_block_size_in_warp != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "thread_block_size_in_warp") + " = (" + code_of_data_type(output_template->data_type_of_thread_block_size_in_warp) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "thread_block_size_in_warp") + ", " + convert_data_type_to_string(output_template->data_type_of_thread_block_size_in_warp) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/thread_block_size_in_warp\");\n";
}
return_str = return_str + "\n";
if (output_template->row_index_before_sort_compress == NONE_COMPRESS && output_template->row_index_before_sort != NULL)
{
// 如果有全局的排序索引,只有0号块需要存储
if (output_template->global_sort_index == true)
{
if (dense_block_id == 0 || force_not_share_global_sort_index == true)
{
// 存一个全局的排序
assert(output_template->row_index_before_sort != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort") + " = (" + code_of_data_type(output_template->data_type_of_row_index_before_sort) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort") + ", " + convert_data_type_to_string(output_template->data_type_of_row_index_before_sort) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/row_index_before_sort\");\n";
}
else
{
// 如果已经有了就直接拷贝全局的排序
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort") + " = NULL;\n";
}
}
else if (output_template->local_sort_index == true)
{
assert(output_template->row_index_before_sort != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort") + " = (" + code_of_data_type(output_template->data_type_of_row_index_before_sort) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "row_index_before_sort") + ", " + convert_data_type_to_string(output_template->data_type_of_row_index_before_sort) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/row_index_before_sort\");\n";
}
else
{
cout << "error" << endl;
assert(false);
}
}
return_str = return_str + "\n";
// block和warp的收个非零元索引
if (output_template->block_nz_begin_offset_compress == NONE_COMPRESS)
{
assert(output_template->block_nz_begin_offset != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "block_nz_begin_offset") + " = (" + code_of_data_type(output_template->data_type_of_block_nz_begin_offset) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "block_nz_begin_offset") + ", " + convert_data_type_to_string(output_template->data_type_of_block_nz_begin_offset) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/block_nz_begin_offset\");\n";
}
return_str = return_str + "\n";
if (output_template->warp_nz_begin_offset_compress == NONE_COMPRESS)
{
assert(output_template->warp_nz_begin_offset != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "warp_nz_begin_offset") + " = (" + code_of_data_type(output_template->data_type_of_warp_nz_begin_offset) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "warp_nz_begin_offset") + ", " + convert_data_type_to_string(output_template->data_type_of_warp_nz_begin_offset) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/warp_nz_begin_offset\");\n";
}
return_str = return_str + "\n";
return_str = return_str + "\n";
assert(output_template->val_arr != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "val_arr") + " = (" + code_of_data_type(output_template->data_type_of_val_arr) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "val_arr") + ", " + convert_data_type_to_string(output_template->data_type_of_val_arr) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/val_arr\");\n";
return_str = return_str + "\n";
assert(output_template->col_index_arr != NULL);
return_str = return_str + "template_data->" + code_of_arr_var_name(dense_block_id, -1, "col_index_arr") + " = (" + code_of_data_type(output_template->data_type_of_col_index_arr) + " *)";
return_str = return_str + "read_arr_from_file_with_data_type(template_data->size_of_" + code_of_arr_var_name(dense_block_id, -1, "col_index_arr") + ", " + convert_data_type_to_string(output_template->data_type_of_col_index_arr) + ", ";
// 要读的文件名
return_str = return_str + "file_name_prefix + \"/col_index_arr\");\n";
return_str = return_str + "return template_data;\n";
return_str = return_str + "}\n";
return return_str;
}
string code_of_template_kernal(shared_memory_template_t *output_template, unsigned long dense_block_id)
{
// 内核函数的声明
string return_str = "__global__ void spmv_" + to_string(dense_block_id) + "(";
// 用一个变量表明当前形参是不是第一个,如果是第一个就不用点逗号
bool is_first_param = true;
// 这里加入形参的声明
if (output_template->row_offset_in_thread_tmp_result_compress == NONE_COMPRESS)
{
assert(output_template->row_offset_in_thread_tmp_result != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_row_offset_in_thread_tmp_result, "* row_offset_in_thread_tmp_result");
is_first_param = false;
}
if (output_template->block_first_row_index_compress == NONE_COMPRESS)
{
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->block_first_row_index != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_block_first_row_index, "* block_first_row_index");
}
if (output_template->block_begin_warp_index_offset_compress == NONE_COMPRESS)
{
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->block_begin_warp_index_offset != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_block_begin_warp_index_offset, "* block_begin_warp_index_offset");
}
if (output_template->warp_begin_thread_index_offset_compress == NONE_COMPRESS)
{
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->warp_begin_thread_index_offset != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_warp_begin_thread_index_offset, "* warp_begin_thread_index_offset");
}
if (output_template->thread_block_size_in_warp_compress == NONE_COMPRESS)
{
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->thread_block_size_in_warp != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_thread_block_size_in_warp, "* thread_block_size_in_warp");
}
if (output_template->row_index_before_sort_compress == NONE_COMPRESS && output_template->row_index_before_sort != NULL)
{
// 这里代表有排序过
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_row_index_before_sort, "* row_index_before_sort");
}
if (output_template->block_nz_begin_offset_compress == NONE_COMPRESS)
{
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->block_nz_begin_offset != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_block_nz_begin_offset, "* block_nz_begin_offset");
}
if (output_template->warp_nz_begin_offset_compress == NONE_COMPRESS)
{
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->warp_nz_begin_offset != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_warp_nz_begin_offset, "* warp_nz_begin_offset");
}
if (is_first_param == false)
{
return_str = return_str + ", ";
}
else
{
is_first_param = false;
}
assert(output_template->val_arr != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_val_arr, "* val_arr");
return_str = return_str + ", ";
assert(output_template->col_index_arr != NULL);
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_col_index_arr, "* col_index_arr");
// x的值
return_str = return_str + ", ";
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_val_arr, "* device_x_arr");
// y的值
return_str = return_str + ", ";
return_str = return_str + code_of_a_formal_param_declare(output_template->data_type_of_val_arr, "* device_y_arr");
return_str = return_str + ")\n{\n";
return_str = return_str + "int tid_in_warp = threadIdx.x % 32;\nint bid = blockIdx.x;\nint tid_in_block = threadIdx.x;\nint wid_in_block = (int)(threadIdx.x / 32);\n\n";
if (!(output_template->tblock_num == output_template->size_of_block_nz_begin_offset))
{
return_str = return_str + "int bnum = gridDim.x;\n";
}
if (!(output_template->block_begin_warp_index_offset_compress == LINEAR_COMPRESS && ((linear_compress_t *)(output_template->block_begin_warp_index_offset_compress_meta))->coefficient == (output_template->thread_num_in_block / 32)))
{
return_str = return_str + "int wnum = blockDim.x / 32;\n";
}
// 首行和首列号,如果不是0就保留
if (output_template->kernal_first_row_index != 0)
{