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Differential D124641 Diff 434551 llvm/lib/Target/BPF/BTF.h

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llvm/lib/Target/BPF/BTF.h

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	/// Sizes in bytes of various things in the BTF format.			/// Sizes in bytes of various things in the BTF format.
	enum {			enum {
	HeaderSize = 24,			HeaderSize = 24,
	ExtHeaderSize = 32,			ExtHeaderSize = 32,
	CommonTypeSize = 12,			CommonTypeSize = 12,
	BTFArraySize = 12,			BTFArraySize = 12,
	BTFEnumSize = 8,			BTFEnumSize = 8,
				BTFEnum64Size = 12,
	BTFMemberSize = 12,			BTFMemberSize = 12,
	BTFParamSize = 8,			BTFParamSize = 8,
	BTFDataSecVarSize = 12,			BTFDataSecVarSize = 12,
	SecFuncInfoSize = 8,			SecFuncInfoSize = 8,
	SecLineInfoSize = 8,			SecLineInfoSize = 8,
	SecFieldRelocSize = 8,			SecFieldRelocSize = 8,
	BPFFuncInfoSize = 8,			BPFFuncInfoSize = 8,
	BPFLineInfoSize = 16,			BPFLineInfoSize = 16,
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	/// BTF_KIND_ENUM is followed by multiple "struct BTFEnum".			/// BTF_KIND_ENUM is followed by multiple "struct BTFEnum".
	/// The exact number of btf_enum is stored in the vlen (of the			/// The exact number of btf_enum is stored in the vlen (of the
	/// info in "struct CommonType").			/// info in "struct CommonType").
	struct BTFEnum {			struct BTFEnum {
	uint32_t NameOff; ///< Enum name offset in the string table			uint32_t NameOff; ///< Enum name offset in the string table
	int32_t Val; ///< Enum member value			int32_t Val; ///< Enum member value
	};			};

				/// BTF_KIND_ENUM64 is followed by multiple "struct BTFEnum64".
				/// The exact number of BTFEnum64 is stored in the vlen (of the
				/// info in "struct CommonType").
				struct BTFEnum64 {
				uint32_t NameOff; ///< Enum name offset in the string table
				uint32_t Val_Lo32; ///< Enum member lo32 value
				uint32_t Val_Hi32; ///< Enum member hi32 value
				};

	/// BTF_KIND_ARRAY is followed by one "struct BTFArray".			/// BTF_KIND_ARRAY is followed by one "struct BTFArray".
	struct BTFArray {			struct BTFArray {
	uint32_t ElemType; ///< Element type			uint32_t ElemType; ///< Element type
	uint32_t IndexType; ///< Index type			uint32_t IndexType; ///< Index type
	uint32_t Nelems; ///< Number of elements for this array			uint32_t Nelems; ///< Number of elements for this array
	};			};

	/// BTF_KIND_STRUCT and BTF_KIND_UNION are followed			/// BTF_KIND_STRUCT and BTF_KIND_UNION are followed
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