LLVM  10.0.0svn
AVRMCInstLower.h
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1 //===-- AVRMCInstLower.h - Lower MachineInstr to MCInst ---------*- 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 #ifndef LLVM_AVR_MCINST_LOWER_H
10 #define LLVM_AVR_MCINST_LOWER_H
11 
12 #include "llvm/Support/Compiler.h"
13 
14 namespace llvm {
15 
16 class AsmPrinter;
17 class MachineInstr;
18 class MachineOperand;
19 class MCContext;
20 class MCInst;
21 class MCOperand;
22 class MCSymbol;
23 
24 /// Lowers `MachineInstr` objects into `MCInst` objects.
26 public:
28  : Ctx(Ctx), Printer(Printer) {}
29 
30  /// Lowers a `MachineInstr` into a `MCInst`.
31  void lowerInstruction(const MachineInstr &MI, MCInst &OutMI) const;
32  MCOperand lowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;
33 
34 private:
35  MCContext &Ctx;
36  AsmPrinter &Printer;
37 };
38 
39 } // end namespace llvm
40 
41 #endif // LLVM_AVR_MCINST_LOWER_H
42 
MCOperand lowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const
This class represents lattice values for constants.
Definition: AllocatorList.h:23
MCSymbol - Instances of this class represent a symbol name in the MC file, and MCSymbols are created ...
Definition: MCSymbol.h:41
void lowerInstruction(const MachineInstr &MI, MCInst &OutMI) const
Lowers a MachineInstr into a MCInst.
Context object for machine code objects.
Definition: MCContext.h:65
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:158
Lowers MachineInstr objects into MCInst objects.
This class is intended to be used as a driving class for all asm writers.
Definition: AsmPrinter.h:78
MachineOperand class - Representation of each machine instruction operand.
AVRMCInstLower(MCContext &Ctx, AsmPrinter &Printer)
Representation of each machine instruction.
Definition: MachineInstr.h:64
IRTranslator LLVM IR MI
Instances of this class represent operands of the MCInst class.
Definition: MCInst.h:34