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1 //===-- Nios2TargetMachine.h - Define TargetMachine for Nios2 ---*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file declares the Nios2 specific subclass of TargetMachine.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_NIOS2_NIOS2TARGETMACHINE_H
15 #define LLVM_LIB_TARGET_NIOS2_NIOS2TARGETMACHINE_H
16 
17 #include "Nios2Subtarget.h"
18 #include "llvm/Target/TargetMachine.h"
19 
20 namespace llvm {
21 class Nios2TargetMachine : public LLVMTargetMachine {
22   mutable StringMap<std::unique_ptr<Nios2Subtarget>> SubtargetMap;
23   std::unique_ptr<TargetLoweringObjectFile> TLOF;
24   Nios2Subtarget Subtarget;
25 
26 public:
27   Nios2TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
28                      StringRef FS, const TargetOptions &Options,
29                      Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
30                      CodeGenOpt::Level OL, bool JIT);
31   ~Nios2TargetMachine() override;
32 
getSubtargetImpl()33   const Nios2Subtarget *getSubtargetImpl() const { return &Subtarget; }
34   const Nios2Subtarget *getSubtargetImpl(const Function &F) const override;
35 
getObjFileLowering()36   TargetLoweringObjectFile *getObjFileLowering() const override {
37     return TLOF.get();
38   }
39 
40   // Pass Pipeline Configuration
41   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
42 };
43 } // namespace llvm
44 
45 #endif
46