1 //=- SystemZTargetMachine.h - Define TargetMachine for SystemZ ----*- C++ -*-=//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file declares the SystemZ specific subclass of TargetMachine.
12 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H
16 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H
18 #include "SystemZSubtarget.h"
19 #include "llvm/ADT/Optional.h"
20 #include "llvm/ADT/StringRef.h"
21 #include "llvm/Analysis/TargetTransformInfo.h"
22 #include "llvm/Support/CodeGen.h"
23 #include "llvm/Target/TargetMachine.h"
28 class SystemZTargetMachine : public LLVMTargetMachine {
29 std::unique_ptr<TargetLoweringObjectFile> TLOF;
30 SystemZSubtarget Subtarget;
33 SystemZTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
34 StringRef FS, const TargetOptions &Options,
35 Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
36 CodeGenOpt::Level OL, bool JIT);
37 ~SystemZTargetMachine() override;
39 const SystemZSubtarget *getSubtargetImpl() const { return &Subtarget; }
41 const SystemZSubtarget *getSubtargetImpl(const Function &) const override {
45 // Override LLVMTargetMachine
46 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
47 TargetTransformInfo getTargetTransformInfo(const Function &F) override;
49 TargetLoweringObjectFile *getObjFileLowering() const override {
53 bool targetSchedulesPostRAScheduling() const override { return true; };
56 } // end namespace llvm
58 #endif // LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H