1 //===-- SparcTargetMachine.h - Define TargetMachine for Sparc ---*- 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 Sparc specific subclass of TargetMachine.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_LIB_TARGET_SPARC_SPARCTARGETMACHINE_H
14 #define LLVM_LIB_TARGET_SPARC_SPARCTARGETMACHINE_H
15 
16 #include "SparcInstrInfo.h"
17 #include "SparcSubtarget.h"
18 #include "llvm/Target/TargetMachine.h"
19 #include <optional>
20 
21 namespace llvm {
22 
23 class SparcTargetMachine : public LLVMTargetMachine {
24   std::unique_ptr<TargetLoweringObjectFile> TLOF;
25   SparcSubtarget Subtarget;
26   bool is64Bit;
27   mutable StringMap<std::unique_ptr<SparcSubtarget>> SubtargetMap;
28 
29 public:
30   SparcTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
31                      StringRef FS, const TargetOptions &Options,
32                      std::optional<Reloc::Model> RM,
33                      std::optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
34                      bool JIT, bool is64bit);
35   ~SparcTargetMachine() override;
36 
37   const SparcSubtarget *getSubtargetImpl() const { return &Subtarget; }
38   const SparcSubtarget *getSubtargetImpl(const Function &) const override;
39 
40   // Pass Pipeline Configuration
41   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
42   TargetLoweringObjectFile *getObjFileLowering() const override {
43     return TLOF.get();
44   }
45 
46   MachineFunctionInfo *
47   createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F,
48                             const TargetSubtargetInfo *STI) const override;
49 };
50 
51 /// Sparc 32-bit target machine
52 ///
53 class SparcV8TargetMachine : public SparcTargetMachine {
54   virtual void anchor();
55 
56 public:
57   SparcV8TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
58                        StringRef FS, const TargetOptions &Options,
59                        std::optional<Reloc::Model> RM,
60                        std::optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
61                        bool JIT);
62 };
63 
64 /// Sparc 64-bit target machine
65 ///
66 class SparcV9TargetMachine : public SparcTargetMachine {
67   virtual void anchor();
68 
69 public:
70   SparcV9TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
71                        StringRef FS, const TargetOptions &Options,
72                        std::optional<Reloc::Model> RM,
73                        std::optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
74                        bool JIT);
75 };
76 
77 class SparcelTargetMachine : public SparcTargetMachine {
78   virtual void anchor();
79 
80 public:
81   SparcelTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
82                        StringRef FS, const TargetOptions &Options,
83                        std::optional<Reloc::Model> RM,
84                        std::optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
85                        bool JIT);
86 };
87 
88 } // end namespace llvm
89 
90 #endif
91