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#pragma once
#include <torch/csrc/WindowsTorchApiMacro.h>
#include <torch/csrc/jit/ir/ir.h>
/*
* This file contains APIs for cuda fuser;
*
* We use an empty static struct to hold the function pointers, which are
* registered separately. This is to support cpu-only compilation.
* Registration is done in torch/csrc/jit/codegen/cuda/register_interface.cpp
*/
namespace torch {
namespace jit {
namespace fuser {
namespace cuda {
// dummy struct to allow API registration
struct CudaFuserInterface {
void (*fn_compile_n_)(Node*) = nullptr;
void (*fn_run_n_s_)(const Node*, Stack&) = nullptr;
void (*fn_fuse_graph)(std::shared_ptr<Graph>&) = nullptr;
};
// Get interface, this is used by registration and user facing API internally
C10_EXPORT CudaFuserInterface* getFuserInterface();
C10_EXPORT void compileFusionGroup(Node* fusion_node);
C10_EXPORT void runFusionGroup(const Node* fusion_node, Stack& stack);
C10_EXPORT void fuseGraph(std::shared_ptr<Graph>&);
} // namespace cuda
} // namespace fuser
} // namespace jit
} // namespace torch
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