xref: /llvm-project/llvm/lib/Target/PowerPC/PPCTargetMachine.h (revision 3faf2f1e02eff60a3a75cd5da8d113d38bf26b46)
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 LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H
15 #define LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_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   mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap;
30 
31 public:
32   PPCTargetMachine(const Target &T, StringRef TT,
33                    StringRef CPU, StringRef FS, const TargetOptions &Options,
34                    Reloc::Model RM, CodeModel::Model CM,
35                    CodeGenOpt::Level OL);
36 
37   const PPCSubtarget *getSubtargetImpl() const override { return &Subtarget; }
38   const PPCSubtarget *getSubtargetImpl(const Function &F) const override;
39 
40   // Pass Pipeline Configuration
41   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
42 
43   /// \brief Register PPC analysis passes with a pass manager.
44   void addAnalysisPasses(PassManagerBase &PM) override;
45 };
46 
47 /// PPC32TargetMachine - PowerPC 32-bit target machine.
48 ///
49 class PPC32TargetMachine : public PPCTargetMachine {
50   virtual void anchor();
51 public:
52   PPC32TargetMachine(const Target &T, StringRef TT,
53                      StringRef CPU, StringRef FS, const TargetOptions &Options,
54                      Reloc::Model RM, CodeModel::Model CM,
55                      CodeGenOpt::Level OL);
56 };
57 
58 /// PPC64TargetMachine - PowerPC 64-bit target machine.
59 ///
60 class PPC64TargetMachine : public PPCTargetMachine {
61   virtual void anchor();
62 public:
63   PPC64TargetMachine(const Target &T, StringRef TT,
64                      StringRef CPU, StringRef FS, const TargetOptions &Options,
65                      Reloc::Model RM, CodeModel::Model CM,
66                      CodeGenOpt::Level OL);
67 };
68 
69 } // end namespace llvm
70 
71 #endif
72