llvm/lib/Target/WebAssembly/WebAssemblyDebugValueManager.h

   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