LLVM  6.0.0svn
AVRMCInstLower.h
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1 //===-- AVRMCInstLower.h - Lower MachineInstr to MCInst ---------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef LLVM_AVR_MCINST_LOWER_H
11 #define LLVM_AVR_MCINST_LOWER_H
12 
13 #include "llvm/Support/Compiler.h"
14 
15 namespace llvm {
16 
17 class AsmPrinter;
18 class MachineInstr;
19 class MachineOperand;
20 class MCContext;
21 class MCInst;
22 class MCOperand;
23 class MCSymbol;
24 
25 /// Lowers `MachineInstr` objects into `MCInst` objects.
27 public:
29  : Ctx(Ctx), Printer(Printer) {}
30 
31  /// Lowers a `MachineInstr` into a `MCInst`.
32  void lowerInstruction(const MachineInstr &MI, MCInst &OutMI) const;
33  MCOperand lowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;
34 
35 private:
36  MCContext &Ctx;
37  AsmPrinter &Printer;
38 };
39 
40 } // end namespace llvm
41 
42 #endif // LLVM_AVR_MCINST_LOWER_H
43 
MCOperand lowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
MCSymbol - Instances of this class represent a symbol name in the MC file, and MCSymbols are created ...
Definition: MCSymbol.h:42
void lowerInstruction(const MachineInstr &MI, MCInst &OutMI) const
Lowers a MachineInstr into a MCInst.
Context object for machine code objects.
Definition: MCContext.h:59
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:159
Lowers MachineInstr objects into MCInst objects.
This class is intended to be used as a driving class for all asm writers.
Definition: AsmPrinter.h:77
MachineOperand class - Representation of each machine instruction operand.
AVRMCInstLower(MCContext &Ctx, AsmPrinter &Printer)
Representation of each machine instruction.
Definition: MachineInstr.h:59
IRTranslator LLVM IR MI
Instances of this class represent operands of the MCInst class.
Definition: MCInst.h:35