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#pragma once
#include <c10/util/Optional.h>
#include <string>
#include <vector>
namespace torch {
namespace lazy {
struct SourceLocation {
std::string file;
std::string function;
int line = -1;
};
TORCH_API void EmitShortFrameInfo(
std::ostream& stream,
const std::vector<SourceLocation>& frames);
TORCH_API std::ostream& operator<<(
std::ostream& stream,
const std::vector<SourceLocation>& frames);
// The base class for user defined metadata which is possible to attach to IR
// nodes.
struct TORCH_API UserMetaData {
virtual ~UserMetaData() = default;
};
struct TORCH_API MetaData {
std::string scope;
std::vector<SourceLocation> frame_info;
};
// TODO(whc) is this going to be used outside of in IR decompositions?
// RAII data structure to be used a stack variable to enter a new IR scope. IR
// scope names will appear in the IR and will help identifying the source of the
// single IR nodes.
struct TORCH_API ScopePusher {
explicit ScopePusher(const std::string& name);
~ScopePusher();
static void ResetScopes();
};
TORCH_API MetaData GetMetaDataIfDebugging();
} // namespace lazy
} // namespace torch
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