ai-content-maker/.venv/Lib/site-packages/torchgen/packaged/ATen/templates/CompositeViewCopyKernels.cpp

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2024-05-03 04:18:51 +03:00
#define TORCH_ASSERT_ONLY_METHOD_OPERATORS
// ${generated_comment}
#include <ATen/InferSize.h>
#include <ATen/Tensor.h>
#include <ATen/native/Resize.h>
#ifndef AT_PER_OPERATOR_HEADERS
#include <ATen/Operators.h>
#else
#include <ATen/ops/clone.h>
$ops_headers
#endif
namespace at {
namespace native {
// This file contains a number of kernels for aten functions that are fully code-generated.
// TODO: rename this file to something more generic.
namespace {
at::Tensor clone_arg(const at::Tensor& t) {
return t.clone();
}
std::vector<at::Tensor> clone_arg(const at::TensorList& t_list) {
std::vector<at::Tensor> out(t_list.size());
for (const auto& i : c10::irange(t_list.size())) {
out[i] = t_list[i].clone();
}
return out;
}
// duped with gen_resize_out_helper from structured kernels
void copy_arg(const at::Tensor& dst, const at::Tensor& src) {
TORCH_CHECK(src.dtype() == dst.dtype(),
"Expected out tensor to have dtype ", src.dtype(), ", but got ", dst.dtype(), " instead");
TORCH_CHECK(src.device() == dst.device(),
"Expected out tensor to have device ", src.device(), ", but got ", dst.device(), " instead");
dst.copy_(src);
}
void copy_arg(const at::TensorList& dst, const at::TensorList& src) {
TORCH_INTERNAL_ASSERT(dst.size() == src.size());
for (const auto& i : c10::irange(dst.size())) {
copy_arg(dst[i], src[i]);
}
}
// TODO: this doesn't handle restriding empty tensors correctly; see
// gen_resize_out_helper for the correct algorithm
void resize_out_helper(const at::Tensor& dst, const at::Tensor& src) {
at::native::resize_output(dst, src.sizes());
}
void resize_out_helper(const at::TensorList& dst, const at::TensorList& src) {
TORCH_INTERNAL_ASSERT(dst.size() == src.size());
for (const auto& i : c10::irange(dst.size())) {
at::native::resize_output(dst[i], src[i].sizes());
}
}
}
${CompositeViewCopyKernel_Definitions}
${GeneratedCompositeFunctional_Definitions}
${GeneratedCompositeOut_Definitions}
} // namespace native
} // namespace at