xref: /freebsd/contrib/llvm-project/llvm/lib/Target/WebAssembly/WebAssemblyDebugValueManager.h (revision 2b8331622f0b212cf3bb4fc4914a501e5321d506)
1 // WebAssemblyDebugValueManager.h - WebAssembly DebugValue Manager -*- 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 /// \file
10 /// This file contains the declaration of the WebAssembly-specific
11 /// manager for DebugValues associated with the specific MachineInstr.
12 ///
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYDEBUGVALUEMANAGER_H
16 #define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYDEBUGVALUEMANAGER_H
17 
18 #include "llvm/ADT/SmallVector.h"
19 
20 namespace llvm {
21 
22 class MachineInstr;
23 
24 class WebAssemblyDebugValueManager {
25   SmallVector<MachineInstr *, 2> DbgValues;
26   unsigned CurrentReg;
27 
28 public:
29   WebAssemblyDebugValueManager(MachineInstr *Instr);
30 
31   void move(MachineInstr *Insert);
32   void updateReg(unsigned Reg);
33   void clone(MachineInstr *Insert, unsigned NewReg);
34   void replaceWithLocal(unsigned LocalId);
35 };
36 
37 } // end namespace llvm
38 
39 #endif
40