1//===- CallInterfaces.h - Call Interfaces for MLIR --------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file contains the definitions of the call interfaces defined in
10// `CallInterfaces.td`.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef MLIR_INTERFACES_CALLINTERFACES_H
15#define MLIR_INTERFACES_CALLINTERFACES_H
16
17#include "mlir/IR/SymbolTable.h"
18#include "llvm/ADT/PointerUnion.h"
19
20namespace mlir {
21/// A callable is either a symbol, or an SSA value, that is referenced by a
22/// call-like operation. This represents the destination of the call.
23struct CallInterfaceCallable : public PointerUnion<SymbolRefAttr, Value> {
24 using PointerUnion<SymbolRefAttr, Value>::PointerUnion;
25};
26} // namespace mlir
27
28/// Include the generated interface declarations.
29#include "mlir/Interfaces/CallInterfaces.h.inc"
30
31namespace llvm {
32
33// Allow llvm::cast style functions.
34template <typename To>
35struct CastInfo<To, mlir::CallInterfaceCallable>
36 : public CastInfo<To, mlir::CallInterfaceCallable::PointerUnion> {};
37
38template <typename To>
39struct CastInfo<To, const mlir::CallInterfaceCallable>
40 : public CastInfo<To, const mlir::CallInterfaceCallable::PointerUnion> {};
41
42} // namespace llvm
43
44#endif // MLIR_INTERFACES_CALLINTERFACES_H
45

source code of mlir/include/mlir/Interfaces/CallInterfaces.h