LCOV - code coverage report
Current view: top level - lib/Target/AArch64 - AArch64TargetMachine.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 5 5 100.0 %
Date: 2017-09-14 15:23:50 Functions: 4 7 57.1 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //==-- AArch64TargetMachine.h - Define TargetMachine for AArch64 -*- 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 AArch64 specific subclass of TargetMachine.
      11             : //
      12             : //===----------------------------------------------------------------------===//
      13             : 
      14             : #ifndef LLVM_LIB_TARGET_AARCH64_AARCH64TARGETMACHINE_H
      15             : #define LLVM_LIB_TARGET_AARCH64_AARCH64TARGETMACHINE_H
      16             : 
      17             : #include "AArch64InstrInfo.h"
      18             : #include "AArch64Subtarget.h"
      19             : #include "llvm/IR/DataLayout.h"
      20             : #include "llvm/Target/TargetMachine.h"
      21             : 
      22             : namespace llvm {
      23             : 
      24             : class AArch64RegisterBankInfo;
      25             : 
      26        4140 : class AArch64TargetMachine : public LLVMTargetMachine {
      27             : protected:
      28             :   std::unique_ptr<TargetLoweringObjectFile> TLOF;
      29             :   mutable StringMap<std::unique_ptr<AArch64Subtarget>> SubtargetMap;
      30             : 
      31             : public:
      32             :   AArch64TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
      33             :                        StringRef FS, const TargetOptions &Options,
      34             :                        Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
      35             :                        CodeGenOpt::Level OL, bool JIT, bool IsLittleEndian);
      36             : 
      37             :   ~AArch64TargetMachine() override;
      38             :   const AArch64Subtarget *getSubtargetImpl(const Function &F) const override;
      39             :   // DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
      40             :   // subtargets are per-function entities based on the target-specific
      41             :   // attributes of each function.
      42             :   const AArch64Subtarget *getSubtargetImpl() const = delete;
      43             : 
      44             :   // Pass Pipeline Configuration
      45             :   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
      46             : 
      47             :   /// \brief Get the TargetIRAnalysis for this target.
      48             :   TargetIRAnalysis getTargetIRAnalysis() override;
      49             : 
      50       49845 :   TargetLoweringObjectFile* getObjFileLowering() const override {
      51       99690 :     return TLOF.get();
      52             :   }
      53             : 
      54             : private:
      55             :   bool isLittle;
      56             : };
      57             : 
      58             : // AArch64 little endian target machine.
      59             : //
      60        1351 : class AArch64leTargetMachine : public AArch64TargetMachine {
      61             :   virtual void anchor();
      62             : public:
      63             :   AArch64leTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
      64             :                          StringRef FS, const TargetOptions &Options,
      65             :                          Optional<Reloc::Model> RM,
      66             :                          Optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
      67             :                          bool JIT);
      68             : };
      69             : 
      70             : // AArch64 big endian target machine.
      71             : //
      72          29 : class AArch64beTargetMachine : public AArch64TargetMachine {
      73             :   virtual void anchor();
      74             : public:
      75             :   AArch64beTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
      76             :                          StringRef FS, const TargetOptions &Options,
      77             :                          Optional<Reloc::Model> RM,
      78             :                          Optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
      79             :                          bool JIT);
      80             : };
      81             : 
      82             : } // end namespace llvm
      83             : 
      84             : #endif

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