| //===-- PPCTargetMachine.h - Define TargetMachine for PowerPC ---*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the PowerPC specific subclass of TargetMachine. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H |
| #define LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H |
| |
| #include "PPCInstrInfo.h" |
| #include "PPCSubtarget.h" |
| #include "llvm/IR/DataLayout.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| namespace llvm { |
| |
| /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets. |
| /// |
| class PPCTargetMachine : public LLVMTargetMachine { |
| public: |
| enum PPCABI { PPC_ABI_UNKNOWN, PPC_ABI_ELFv1, PPC_ABI_ELFv2 }; |
| private: |
| std::unique_ptr<TargetLoweringObjectFile> TLOF; |
| PPCABI TargetABI; |
| mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap; |
| |
| public: |
| PPCTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS, |
| const TargetOptions &Options, Reloc::Model RM, |
| CodeModel::Model CM, CodeGenOpt::Level OL); |
| |
| ~PPCTargetMachine() override; |
| |
| const PPCSubtarget *getSubtargetImpl(const Function &F) const override; |
| |
| // Pass Pipeline Configuration |
| TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
| |
| TargetIRAnalysis getTargetIRAnalysis() override; |
| |
| TargetLoweringObjectFile *getObjFileLowering() const override { |
| return TLOF.get(); |
| } |
| bool isELFv2ABI() const { return TargetABI == PPC_ABI_ELFv2; } |
| bool isPPC64() const { |
| Triple TT(getTargetTriple()); |
| return (TT.getArch() == Triple::ppc64 || TT.getArch() == Triple::ppc64le); |
| }; |
| }; |
| |
| /// PPC32TargetMachine - PowerPC 32-bit target machine. |
| /// |
| class PPC32TargetMachine : public PPCTargetMachine { |
| virtual void anchor(); |
| public: |
| PPC32TargetMachine(const Target &T, StringRef TT, |
| StringRef CPU, StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL); |
| }; |
| |
| /// PPC64TargetMachine - PowerPC 64-bit target machine. |
| /// |
| class PPC64TargetMachine : public PPCTargetMachine { |
| virtual void anchor(); |
| public: |
| PPC64TargetMachine(const Target &T, StringRef TT, |
| StringRef CPU, StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL); |
| }; |
| |
| } // end namespace llvm |
| |
| #endif |