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//===-- LlvmState.h ---------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_LLVM_EXEGESIS_LLVMSTATE_H
#define LLVM_TOOLS_LLVM_EXEGESIS_LLVMSTATE_H
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Target/TargetMachine.h"
#include <memory>
#include <string>
namespace exegesis {
// An object to initialize LLVM and prepare objects needed to run the
// measurements.
class LLVMState {
public:
LLVMState();
llvm::StringRef getTriple() const { return TheTriple; }
llvm::StringRef getCpuName() const { return CpuName; }
llvm::StringRef getFeatures() const { return Features; }
const llvm::MCInstrInfo &getInstrInfo() const { return *InstrInfo; }
const llvm::MCRegisterInfo &getRegInfo() const { return *RegInfo; }
const llvm::MCSubtargetInfo &getSubtargetInfo() const {
return *SubtargetInfo;
}
std::unique_ptr<llvm::LLVMTargetMachine> createTargetMachine() const;
bool canAssemble(const llvm::MCInst &mc_inst) const;
private:
std::string TheTriple;
std::string CpuName;
std::string Features;
const llvm::Target *TheTarget = nullptr;
std::unique_ptr<const llvm::MCSubtargetInfo> SubtargetInfo;
std::unique_ptr<const llvm::MCInstrInfo> InstrInfo;
std::unique_ptr<const llvm::MCRegisterInfo> RegInfo;
std::unique_ptr<const llvm::MCAsmInfo> AsmInfo;
};
} // namespace exegesis
#endif // LLVM_TOOLS_LLVM_EXEGESIS_LLVMSTATE_H
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