1 //===-- PPCTargetMachine.h - Define TargetMachine for PowerPC ---*- 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 PowerPC specific subclass of TargetMachine.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef PPC_TARGETMACHINE_H
15 #define PPC_TARGETMACHINE_H
16 
17 #include "PPCInstrInfo.h"
18 #include "PPCSubtarget.h"
19 #include "llvm/IR/DataLayout.h"
20 #include "llvm/Target/TargetMachine.h"
21 
22 namespace llvm {
23 
24 /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
25 ///
26 class PPCTargetMachine : public LLVMTargetMachine {
27   PPCSubtarget        Subtarget;
28 
29 public:
30   PPCTargetMachine(const Target &T, StringRef TT,
31                    StringRef CPU, StringRef FS, const TargetOptions &Options,
32                    Reloc::Model RM, CodeModel::Model CM,
33                    CodeGenOpt::Level OL);
34 
35   const PPCSubtarget *getSubtargetImpl() const override { return &Subtarget; }
36 
37   // Pass Pipeline Configuration
38   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
39   bool addCodeEmitter(PassManagerBase &PM,
40                       JITCodeEmitter &JCE) override;
41 
42   /// \brief Register PPC analysis passes with a pass manager.
43   void addAnalysisPasses(PassManagerBase &PM) override;
44 };
45 
46 /// PPC32TargetMachine - PowerPC 32-bit target machine.
47 ///
48 class PPC32TargetMachine : public PPCTargetMachine {
49   virtual void anchor();
50 public:
51   PPC32TargetMachine(const Target &T, StringRef TT,
52                      StringRef CPU, StringRef FS, const TargetOptions &Options,
53                      Reloc::Model RM, CodeModel::Model CM,
54                      CodeGenOpt::Level OL);
55 };
56 
57 /// PPC64TargetMachine - PowerPC 64-bit target machine.
58 ///
59 class PPC64TargetMachine : public PPCTargetMachine {
60   virtual void anchor();
61 public:
62   PPC64TargetMachine(const Target &T, StringRef TT,
63                      StringRef CPU, StringRef FS, const TargetOptions &Options,
64                      Reloc::Model RM, CodeModel::Model CM,
65                      CodeGenOpt::Level OL);
66 };
67 
68 } // end namespace llvm
69 
70 #endif
71