LLVM  4.0.0
PPCTargetMachine.h
Go to the documentation of this file.
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"
21 
22 namespace llvm {
23 
24 /// Common code between 32-bit and 64-bit PowerPC targets.
25 ///
27 public:
29 private:
30  std::unique_ptr<TargetLoweringObjectFile> TLOF;
31  PPCABI TargetABI;
32  PPCSubtarget Subtarget;
33 
34  mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap;
35 
36 public:
37  PPCTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
38  StringRef FS, const TargetOptions &Options,
41 
42  ~PPCTargetMachine() override;
43 
44  const PPCSubtarget *getSubtargetImpl(const Function &F) const override;
45 
46  // Pass Pipeline Configuration
47  TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
48 
50 
52  return TLOF.get();
53  }
54  bool isELFv2ABI() const { return TargetABI == PPC_ABI_ELFv2; }
55  bool isPPC64() const {
56  const Triple &TT = getTargetTriple();
57  return (TT.getArch() == Triple::ppc64 || TT.getArch() == Triple::ppc64le);
58  };
59 };
60 
61 /// PowerPC 32-bit target machine.
62 ///
64  virtual void anchor();
65 public:
66  PPC32TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
67  StringRef FS, const TargetOptions &Options,
70 };
71 
72 /// PowerPC 64-bit target machine.
73 ///
75  virtual void anchor();
76 public:
77  PPC64TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
78  StringRef FS, const TargetOptions &Options,
81 };
82 
83 } // end namespace llvm
84 
85 #endif
const PPCSubtarget * getSubtargetImpl(const Function &F) const override
Virtual method implemented by subclasses that returns a reference to that target's TargetSubtargetInf...
Analysis pass providing the TargetTransformInfo.
const Triple & getTargetTriple() const
PPCTargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Optional< Reloc::Model > RM, CodeModel::Model CM, CodeGenOpt::Level OL)
Target-Independent Code Generator Pass Configuration Options.
#define F(x, y, z)
Definition: MD5.cpp:51
ArchType getArch() const
getArch - Get the parsed architecture type of this triple.
Definition: Triple.h:270
PowerPC 64-bit target machine.
PPC32TargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Optional< Reloc::Model > RM, CodeModel::Model CM, CodeGenOpt::Level OL)
TargetLoweringObjectFile * getObjFileLowering() const override
This class describes a target machine that is implemented with the LLVM target-independent code gener...
TargetIRAnalysis getTargetIRAnalysis() override
Get a TargetIRAnalysis implementation for the target.
Common code between 32-bit and 64-bit PowerPC targets.
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
StringMap - This is an unconventional map that is specialized for handling keys that are "strings"...
Definition: StringMap.h:223
Target - Wrapper for Target specific information.
PPC64TargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Optional< Reloc::Model > RM, CodeModel::Model CM, CodeGenOpt::Level OL)
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:47
PowerPC 32-bit target machine.