8000 LLVM-IR Valueクラスの調査 · Issue #2 · msk-ono/study · GitHub
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LLVM-IR Valueクラスの調査 #2

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msk-ono opened this issue Jan 5, 2024 · 1 comment
Open

LLVM-IR Valueクラスの調査 #2

msk-ono opened this issue Jan 5, 2024 · 1 comment
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コンパイラの勉強

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msk-ono commented Jan 5, 2024

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@msk-ono msk-ono added this to the コンパイラの勉強 milestone Jan 5, 2024
@msk-ono msk-ono self-assigned this Jan 5, 2024
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msk-ono commented Jan 17, 2024 •
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Value クラスについて

メンバ

  • public
    • Type* VTy;
    • Use* UseList;
    • const unsigned char SubclassID;
    • unsigned char HasValueHandle: 1;
  • protected
    • unsigned char SubclassOptionalData: 7;
  • private
    • unsigned short SubclassData;
    • unsigned NumUserOperands: 27;
    • unsigned IsUsedByMD: 1;
    • unsigned HasName : 1;
    • unsigned HasMetadata : 1;
    • unsigned HasHungOffUses : 1;
    • unsigned HasDescriptor : 1;

Type クラスについて

  enum TypeID {
    // PrimitiveTypes
    HalfTyID = 0,  ///< 16-bit floating point type
    BFloatTyID,    ///< 16-bit floating point type (7-bit significand)
    FloatTyID,     ///< 32-bit floating point type
    DoubleTyID,    ///< 64-bit floating point type
    X86_FP80TyID,  ///< 80-bit floating point type (X87)
    FP128TyID,     ///< 128-bit floating point type (112-bit significand)
    PPC_FP128TyID, ///< 128-bit floating point type (two 64-bits, PowerPC)
    VoidTyID,      ///< type with no size
    LabelTyID,     ///< Labels
    MetadataTyID,  ///< Metadata
    X86_MMXTyID,   ///< MMX vectors (64 bits, X86 specific)
    X86_AMXTyID,   ///< AMX vectors (8192 bits, X86 specific)
    TokenTyID,     ///< Tokens

    // Derived types... see DerivedTypes.h file.
    IntegerTyID,        ///< Arbitrary bit width integers
    FunctionTyID,       ///< Functions
    PointerTyID,        ///< Pointers
    StructTyID,         ///< Structures
    ArrayTyID,          ///< Arrays
    FixedVectorTyID,    ///< Fixed width SIMD vector type
    ScalableVectorTyID, ///< Scalable SIMD vector type
    TypedPointerTyID,   ///< Typed pointer used by some GPU targets
    TargetExtTyID,      ///< Target extension type
  };

メンバ

  • private
    • LLVMContext& Context;
    • TypeID ID: 8;
    • unsigned SubclassData: 24;
    • unsigned NumContainedTys;
    • Type* const* ContainedTyps;

5619

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