1 | //===- MachineSSAContext.h --------------------------------------*- C++ -*-===// |
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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 | |
22 | namespace llvm { |
23 | class MachineInstr; |
24 | class MachineFunction; |
25 | class Register; |
26 | |
27 | inline unsigned succ_size(const MachineBasicBlock *BB) { |
28 | return BB->succ_size(); |
29 | } |
30 | inline unsigned pred_size(const MachineBasicBlock *BB) { |
31 | return BB->pred_size(); |
32 | } |
33 | inline auto instrs(const MachineBasicBlock &BB) { return BB.instrs(); } |
34 | |
35 | template <> 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 | |
44 | using MachineSSAContext = GenericSSAContext<MachineFunction>; |
45 | } // namespace llvm |
46 | |
47 | #endif // LLVM_CODEGEN_MACHINESSACONTEXT_H |
48 |