1//===- MachineSSAContext.h --------------------------------------*- 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/// \file
9///
10/// This file declares a specialization of the GenericSSAContext<X>
11/// template class for Machine IR.
12///
13//===----------------------------------------------------------------------===//
14
15#ifndef LLVM_CODEGEN_MACHINESSACONTEXT_H
16#define LLVM_CODEGEN_MACHINESSACONTEXT_H
17
18#include "llvm/ADT/GenericSSAContext.h"
19#include "llvm/CodeGen/MachineBasicBlock.h"
20#include "llvm/Support/Printable.h"
21
22namespace llvm {
23class MachineInstr;
24class MachineFunction;
25class Register;
26
27inline unsigned succ_size(const MachineBasicBlock *BB) {
28 return BB->succ_size();
29}
30inline unsigned pred_size(const MachineBasicBlock *BB) {
31 return BB->pred_size();
32}
33inline auto instrs(const MachineBasicBlock &BB) { return BB.instrs(); }
34
35template <> struct GenericSSATraits<MachineFunction> {
36 using BlockT = MachineBasicBlock;
37 using FunctionT = MachineFunction;
38 using InstructionT = MachineInstr;
39 using ValueRefT = Register;
40 using ConstValueRefT = Register;
41 using UseT = MachineOperand;
42};
43
44using MachineSSAContext = GenericSSAContext<MachineFunction>;
45} // namespace llvm
46
47#endif // LLVM_CODEGEN_MACHINESSACONTEXT_H
48

source code of llvm/include/llvm/CodeGen/MachineSSAContext.h