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: 2018-07-13 00:08:38 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        3284 : 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             :   TargetTransformInfo getTargetTransformInfo(const Function &F) override;
      48             : 
      49       59974 :   TargetLoweringObjectFile* getObjFileLowering() const override {
      50       59974 :     return TLOF.get();
      51             :   }
      52             : 
      53             : private:
      54             :   bool isLittle;
      55             : };
      56             : 
      57             : // AArch64 little endian target machine.
      58             : //
      59        1609 : class AArch64leTargetMachine : public AArch64TargetMachine {
      60             :   virtual void anchor();
      61             : public:
      62             :   AArch64leTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
      63             :                          StringRef FS, const TargetOptions &Options,
      64             :                          Optional<Reloc::Model> RM,
      65             :                          Optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
      66             :                          bool JIT);
      67             : };
      68             : 
      69             : // AArch64 big endian target machine.
      70             : //
      71          33 : class AArch64beTargetMachine : public AArch64TargetMachine {
      72             :   virtual void anchor();
      73             : public:
      74             :   AArch64beTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
      75             :                          StringRef FS, const TargetOptions &Options,
      76             :                          Optional<Reloc::Model> RM,
      77             :                          Optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
      78             :                          bool JIT);
      79             : };
      80             : 
      81             : } // end namespace llvm
      82             : 
      83             : #endif

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