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//===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the X86 specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
#define LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
#include "X86InstrInfo.h"
#include "X86Subtarget.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class StringRef;
class X86TargetMachine final : public LLVMTargetMachine {
std::unique_ptr<TargetLoweringObjectFile> TLOF;
// Calculates type size & alignment
const DataLayout DL;
X86Subtarget Subtarget;
mutable StringMap<std::unique_ptr<X86Subtarget>> SubtargetMap;
public:
X86TargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS,
const TargetOptions &Options, Reloc::Model RM,
CodeModel::Model CM, CodeGenOpt::Level OL);
~X86TargetMachine() override;
const DataLayout *getDataLayout() const override { return &DL; }
const X86Subtarget *getSubtargetImpl() const override { return &Subtarget; }
const X86Subtarget *getSubtargetImpl(const Function &F) const override;
TargetIRAnalysis getTargetIRAnalysis() override;
// Set up the pass pipeline.
TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
TargetLoweringObjectFile *getObjFileLowering() const override {
return TLOF.get();
}
};
} // End llvm namespace
#endif
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