llvm-6502/include/llvm/MC/MCInstrAnalysis.h
Justin Bogner 01d9f5972a MC: Add some missing include guards
Patch by Daniel Reynaud!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199523 91177308-0d34-0410-b5e6-96231b3b80d8
2014-01-17 22:39:45 +00:00

72 lines
2.0 KiB
C++

//===-- llvm/MC/MCInstrAnalysis.h - InstrDesc target hooks ------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the MCInstrAnalysis class which the MCTargetDescs can
// derive from to give additional information to MC.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCINSTRANALYSIS_H
#define LLVM_MC_MCINSTRANALYSIS_H
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstrDesc.h"
#include "llvm/MC/MCInstrInfo.h"
namespace llvm {
class MCInstrAnalysis {
protected:
friend class Target;
const MCInstrInfo *Info;
public:
MCInstrAnalysis(const MCInstrInfo *Info) : Info(Info) {}
virtual ~MCInstrAnalysis() {}
virtual bool isBranch(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isBranch();
}
virtual bool isConditionalBranch(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isConditionalBranch();
}
virtual bool isUnconditionalBranch(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isUnconditionalBranch();
}
virtual bool isIndirectBranch(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isIndirectBranch();
}
virtual bool isCall(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isCall();
}
virtual bool isReturn(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isReturn();
}
virtual bool isTerminator(const MCInst &Inst) const {
return Info->get(Inst.getOpcode()).isTerminator();
}
/// evaluateBranch - Given a branch instruction try to get the address the
/// branch targets. Return true on success, and the address in Target.
virtual bool
evaluateBranch(const MCInst &Inst, uint64_t Addr, uint64_t Size,
uint64_t &Target) const;
};
} // End llvm namespace
#endif