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[llvm-complete.git] / lib / Target / SystemZ / SystemZTargetMachine.h
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1 //=- SystemZTargetMachine.h - Define TargetMachine for SystemZ ----*- C++ -*-=//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file declares the SystemZ specific subclass of TargetMachine.
11 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H
15 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H
17 #include "SystemZSubtarget.h"
18 #include "llvm/ADT/Optional.h"
19 #include "llvm/ADT/StringRef.h"
20 #include "llvm/Analysis/TargetTransformInfo.h"
21 #include "llvm/Support/CodeGen.h"
22 #include "llvm/Target/TargetMachine.h"
23 #include <memory>
25 namespace llvm {
27 class SystemZTargetMachine : public LLVMTargetMachine {
28 std::unique_ptr<TargetLoweringObjectFile> TLOF;
29 SystemZSubtarget Subtarget;
31 public:
32 SystemZTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
33 StringRef FS, const TargetOptions &Options,
34 Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
35 CodeGenOpt::Level OL, bool JIT);
36 ~SystemZTargetMachine() override;
38 const SystemZSubtarget *getSubtargetImpl() const { return &Subtarget; }
40 const SystemZSubtarget *getSubtargetImpl(const Function &) const override {
41 return &Subtarget;
44 // Override LLVMTargetMachine
45 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
46 TargetTransformInfo getTargetTransformInfo(const Function &F) override;
48 TargetLoweringObjectFile *getObjFileLowering() const override {
49 return TLOF.get();
52 bool targetSchedulesPostRAScheduling() const override { return true; };
55 } // end namespace llvm
57 #endif // LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H