1#include "test/cpp/tensorexpr/padded_buffer.h"
2
3#include <c10/util/Logging.h>
4#include <c10/util/irange.h>
5#include <sstream>
6
7namespace torch {
8namespace jit {
9namespace tensorexpr {
10
11int PaddedBufferBase::Index(const std::vector<int>& indices) const {
12 TORCH_DCHECK_EQ(dims_.size(), indices.size());
13 int total_index = 0;
14 for (const auto i : c10::irange(dims_.size())) {
15 total_index += indices[i] * strides_[i];
16 }
17 return total_index;
18}
19
20PaddedBufferBase::PaddedBufferBase(
21 const std::vector<int>& dims,
22 // NOLINTNEXTLINE(modernize-pass-by-value)
23 const std::string& name)
24 : dims_(dims), name_(name), strides_(dims.size()) {
25 for (int i = (int)dims.size() - 1; i >= 0; --i) {
26 if (i == (int)dims.size() - 1) {
27 strides_[i] = 1;
28 } else {
29 strides_[i] = strides_[i + 1] * dims[i + 1];
30 }
31 }
32 total_size_ = strides_[0] * dims[0];
33}
34
35} // namespace tensorexpr
36} // namespace jit
37} // namespace torch
38