blob: 9ea03e104fc9a18502fc20802a98d412a561fd32 [file] [log] [blame]
//=- SystemZTargetMachine.h - Define TargetMachine for SystemZ ----*- C++ -*-=//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// This file declares the SystemZ specific subclass of TargetMachine.
#include "SystemZSubtarget.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/Support/CodeGen.h"
#include "llvm/Target/TargetMachine.h"
#include <memory>
namespace llvm {
class SystemZTargetMachine : public LLVMTargetMachine {
std::unique_ptr<TargetLoweringObjectFile> TLOF;
mutable StringMap<std::unique_ptr<SystemZSubtarget>> SubtargetMap;
SystemZTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
StringRef FS, const TargetOptions &Options,
Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
CodeGenOpt::Level OL, bool JIT);
~SystemZTargetMachine() override;
const SystemZSubtarget *getSubtargetImpl(const Function &) const override;
// DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
// subtargets are per-function entities based on the target-specific
// attributes of each function.
const SystemZSubtarget *getSubtargetImpl() const = delete;
// Override LLVMTargetMachine
TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
TargetTransformInfo getTargetTransformInfo(const Function &F) override;
TargetLoweringObjectFile *getObjFileLowering() const override {
return TLOF.get();
bool targetSchedulesPostRAScheduling() const override { return true; };
} // end namespace llvm