ast

package
v0.21.0 Latest Latest
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 Go to latest Published: Feb 11, 2025 License: AGPL-3.0 Imports: 2 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type DataSection 

type DataSection struct {
	Name   string // 名字
	Offset uint32 // 偏移量(0 表示自动计算)
	Value  []byte // 初始化值
}

初始化数据

type ElemSection 

type ElemSection struct {
	Name   string   // 名字
	Offset uint32   // 偏移量(从 0 开始)
	Values []string // 初始化值, 引用的是其他 func 的名字
}

表格元素数据

type ExportSpec 

type ExportSpec struct {
	Name      string      // 导出名字
	Kind      token.Token // 导出类型
	FuncIdx   string      // 导出函数ID
	TableIdx  string      // 导出表格ID
	MemoryIdx string      // 导出内存ID
	GlobalIdx string      // 导出全局变量ID
}

导出对象

type Field 

type Field struct {
	Name string      // 变量名字
	Type token.Token // 变量类型: I32, I64, F32, F64
}

参数和局部变量信息

type Func 

type Func struct {
	Name       string    // 函数名
	ExportName string    // 导出名字
	Type       *FuncType // 函数类型
	Body       *FuncBody // 函数体
}

函数定义

type FuncBody 

type FuncBody struct {
	Locals []Field       // 局部变量
	Insts  []Instruction // 指令列表
}

函数定义

type FuncType 

type FuncType struct {
	Params  []Field       // 参数名字
	Results []token.Token // 返回值类型: I32, I64, F32, F64
}

函数类型

type Global 

type Global struct {
	Name       string      // 全局变量名
	ExportName string      // 导出名字
	Mutable    bool        // 是否可写
	Type       token.Token // 类型信息
	I32Value   int32       // 初始值(导入变量忽略)
	I64Value   int64       // 初始值(导入变量忽略)
	F32Value   float32     // 初始值(导入变量忽略)
	F64Value   float64     // 初始值(导入变量忽略)
}

全局变量

type ImportSpec 

type ImportSpec struct {
	ObjModule string      // 模块路径
	ObjName   string      // 实体名字
	ObjKind   token.Token // 导入类别: MEMORY, TABLE, FUNC, GLOBAL

	Memory     *Memory     // 导入内存
	TableName  string      // 导入Table编号
	GlobalName string      // 导入全局变量名字
	GlobalType token.Token // 导入全局变量类型: I32, I64, F32, F64
	FuncName   string      // 导入后函数名字
	FuncType   *FuncType   // 导入函数类型
}

导入对象(仅支持函数)

type Ins_Block 

type Ins_Block struct {
	OpToken
	Label   string
	Results []token.Token // 返回值类型: I32, I64, F32, F64
	List    []Instruction
}

type Ins_Br 

type Ins_Br struct {
	OpToken
	X string // todo: IdxOrLabel
}

type Ins_BrIf 

type Ins_BrIf struct {
	OpToken
	X string
}

type Ins_BrTable 

type Ins_BrTable struct {
	OpToken
	XList []string
}

type Ins_Call 

type Ins_Call struct {
	OpToken
	X string
}

type Ins_CallIndirect 

type Ins_CallIndirect struct {
	OpToken
	TableIdx string
	TypeIdx  string
}

type Ins_Drop 

type Ins_Drop struct{ OpToken }

type Ins_Else 

type Ins_Else struct{ OpToken }

type Ins_End 

type Ins_End struct{ OpToken }

type Ins_F32Abs 

type Ins_F32Abs struct{ OpToken }

type Ins_F32Add 

type Ins_F32Add struct{ OpToken }

type Ins_F32Ceil 

type Ins_F32Ceil struct{ OpToken }

type Ins_F32Const 

type Ins_F32Const struct {
	OpToken
	X float32
}

type Ins_F32ConvertI32S 

type Ins_F32ConvertI32S struct{ OpToken }

type Ins_F32ConvertI32U 

type Ins_F32ConvertI32U struct{ OpToken }

type Ins_F32ConvertI64S 

type Ins_F32ConvertI64S struct{ OpToken }

type Ins_F32ConvertI64U 

type Ins_F32ConvertI64U struct{ OpToken }

type Ins_F32Copysign 

type Ins_F32Copysign struct{ OpToken }

type Ins_F32DemoteF64 

type Ins_F32DemoteF64 struct{ OpToken }

type Ins_F32Div 

type Ins_F32Div struct{ OpToken }

type Ins_F32Eq 

type Ins_F32Eq struct{ OpToken }

type Ins_F32Floor 

type Ins_F32Floor struct{ OpToken }

type Ins_F32Ge 

type Ins_F32Ge struct{ OpToken }

type Ins_F32Gt 

type Ins_F32Gt struct{ OpToken }

type Ins_F32Le 

type Ins_F32Le struct{ OpToken }

type Ins_F32Load 

type Ins_F32Load struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_F32Lt 

type Ins_F32Lt struct{ OpToken }

type Ins_F32Max 

type Ins_F32Max struct{ OpToken }

type Ins_F32Min 

type Ins_F32Min struct{ OpToken }

type Ins_F32Mul 

type Ins_F32Mul struct{ OpToken }

type Ins_F32Ne 

type Ins_F32Ne struct{ OpToken }

type Ins_F32Nearest 

type Ins_F32Nearest struct{ OpToken }

type Ins_F32Neg 

type Ins_F32Neg struct{ OpToken }

type Ins_F32ReintepretI32 

type Ins_F32ReintepretI32 struct{ OpToken }

type Ins_F32Sqrt 

type Ins_F32Sqrt struct{ OpToken }

type Ins_F32Store 

type Ins_F32Store struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_F32Sub 

type Ins_F32Sub struct{ OpToken }

type Ins_F32Trunc 

type Ins_F32Trunc struct{ OpToken }

type Ins_F64Abs 

type Ins_F64Abs struct{ OpToken }

type Ins_F64Add 

type Ins_F64Add struct{ OpToken }

type Ins_F64Ceil 

type Ins_F64Ceil struct{ OpToken }

type Ins_F64Const 

type Ins_F64Const struct {
	OpToken
	X float64
}

type Ins_F64ConvertI32S 

type Ins_F64ConvertI32S struct{ OpToken }

type Ins_F64ConvertI32U 

type Ins_F64ConvertI32U struct{ OpToken }

type Ins_F64ConvertI64S 

type Ins_F64ConvertI64S struct{ OpToken }

type Ins_F64ConvertI64U 

type Ins_F64ConvertI64U struct{ OpToken }

type Ins_F64Copysign 

type Ins_F64Copysign struct{ OpToken }

type Ins_F64Div 

type Ins_F64Div struct{ OpToken }

type Ins_F64Eq 

type Ins_F64Eq struct{ OpToken }

type Ins_F64Floor 

type Ins_F64Floor struct{ OpToken }

type Ins_F64Ge 

type Ins_F64Ge struct{ OpToken }

type Ins_F64Gt 

type Ins_F64Gt struct{ OpToken }

type Ins_F64Le 

type Ins_F64Le struct{ OpToken }

type Ins_F64Load 

type Ins_F64Load struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_F64Lt 

type Ins_F64Lt struct{ OpToken }

type Ins_F64Max 

type Ins_F64Max struct{ OpToken }

type Ins_F64Min 

type Ins_F64Min struct{ OpToken }

type Ins_F64Mul 

type Ins_F64Mul struct{ OpToken }

type Ins_F64Ne 

type Ins_F64Ne struct{ OpToken }

type Ins_F64Nearest 

type Ins_F64Nearest struct{ OpToken }

type Ins_F64Neg 

type Ins_F64Neg struct{ OpToken }

type Ins_F64PromoteF32 

type Ins_F64PromoteF32 struct{ OpToken }

type Ins_F64ReintepretI64 

type Ins_F64ReintepretI64 struct{ OpToken }

type Ins_F64Sqrt 

type Ins_F64Sqrt struct{ OpToken }

type Ins_F64Store 

type Ins_F64Store struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_F64Sub 

type Ins_F64Sub struct{ OpToken }

type Ins_F64Trunc 

type Ins_F64Trunc struct{ OpToken }

type Ins_GlobalGet 

type Ins_GlobalGet struct {
	OpToken
	X string
}

type Ins_GlobalSet 

type Ins_GlobalSet struct {
	OpToken
	X string
}

type Ins_I32Add 

type Ins_I32Add struct{ OpToken }

type Ins_I32And 

type Ins_I32And struct{ OpToken }

type Ins_I32Clz 

type Ins_I32Clz struct{ OpToken }

type Ins_I32Const 

type Ins_I32Const struct {
	OpToken
	X int32
}

type Ins_I32Ctz 

type Ins_I32Ctz struct{ OpToken }

type Ins_I32DivS 

type Ins_I32DivS struct{ OpToken }

type Ins_I32DivU 

type Ins_I32DivU struct{ OpToken }

type Ins_I32Eq 

type Ins_I32Eq struct{ OpToken }

type Ins_I32Eqz 

type Ins_I32Eqz struct{ OpToken }

type Ins_I32GeS 

type Ins_I32GeS struct{ OpToken }

type Ins_I32GeU 

type Ins_I32GeU struct{ OpToken }

type Ins_I32GtS 

type Ins_I32GtS struct{ OpToken }

type Ins_I32GtU 

type Ins_I32GtU struct{ OpToken }

type Ins_I32LeS 

type Ins_I32LeS struct{ OpToken }

type Ins_I32LeU 

type Ins_I32LeU struct{ OpToken }

type Ins_I32Load 

type Ins_I32Load struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Load16S 

type Ins_I32Load16S struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Load16U 

type Ins_I32Load16U struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Load8S 

type Ins_I32Load8S struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Load8U 

type Ins_I32Load8U struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32LtS 

type Ins_I32LtS struct{ OpToken }

type Ins_I32LtU 

type Ins_I32LtU struct{ OpToken }

type Ins_I32Mul 

type Ins_I32Mul struct{ OpToken }

type Ins_I32Ne 

type Ins_I32Ne struct{ OpToken }

type Ins_I32Or 

type Ins_I32Or struct{ OpToken }

type Ins_I32Popcnt 

type Ins_I32Popcnt struct{ OpToken }

type Ins_I32ReintepretF32 

type Ins_I32ReintepretF32 struct{ OpToken }

type Ins_I32RemS 

type Ins_I32RemS struct{ OpToken }

type Ins_I32RemU 

type Ins_I32RemU struct{ OpToken }

type Ins_I32Rotl 

type Ins_I32Rotl struct{ OpToken }

type Ins_I32Rotr 

type Ins_I32Rotr struct{ OpToken }

type Ins_I32Shl 

type Ins_I32Shl struct{ OpToken }

type Ins_I32ShrS 

type Ins_I32ShrS struct{ OpToken }

type Ins_I32ShrU 

type Ins_I32ShrU struct{ OpToken }

type Ins_I32Store 

type Ins_I32Store struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Store16 

type Ins_I32Store16 struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Store8 

type Ins_I32Store8 struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I32Sub 

type Ins_I32Sub struct{ OpToken }

type Ins_I32TruncF32S 

type Ins_I32TruncF32S struct{ OpToken }

type Ins_I32TruncF32U 

type Ins_I32TruncF32U struct{ OpToken }

type Ins_I32TruncF64S 

type Ins_I32TruncF64S struct{ OpToken }

type Ins_I32TruncF64U 

type Ins_I32TruncF64U struct{ OpToken }

type Ins_I32WrapI64 

type Ins_I32WrapI64 struct{ OpToken }

type Ins_I32Xor 

type Ins_I32Xor struct{ OpToken }

type Ins_I64Add 

type Ins_I64Add struct{ OpToken }

type Ins_I64And 

type Ins_I64And struct{ OpToken }

type Ins_I64Clz 

type Ins_I64Clz struct{ OpToken }

type Ins_I64Const 

type Ins_I64Const struct {
	OpToken
	X int64
}

type Ins_I64Ctz 

type Ins_I64Ctz struct{ OpToken }

type Ins_I64DivS 

type Ins_I64DivS struct{ OpToken }

type Ins_I64DivU 

type Ins_I64DivU struct{ OpToken }

type Ins_I64Eq 

type Ins_I64Eq struct{ OpToken }

type Ins_I64Eqz 

type Ins_I64Eqz struct{ OpToken }

type Ins_I64ExtendI32S 

type Ins_I64ExtendI32S struct{ OpToken }

type Ins_I64ExtendI32U 

type Ins_I64ExtendI32U struct{ OpToken }

type Ins_I64GeS 

type Ins_I64GeS struct{ OpToken }

type Ins_I64GeU 

type Ins_I64GeU struct{ OpToken }

type Ins_I64GtS 

type Ins_I64GtS struct{ OpToken }

type Ins_I64GtU 

type Ins_I64GtU struct{ OpToken }

type Ins_I64LeS 

type Ins_I64LeS struct{ OpToken }

type Ins_I64LeU 

type Ins_I64LeU struct{ OpToken }

type Ins_I64Load 

type Ins_I64Load struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Load16S 

type Ins_I64Load16S struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Load16U 

type Ins_I64Load16U struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Load32S 

type Ins_I64Load32S struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Load32U 

type Ins_I64Load32U struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Load8S 

type Ins_I64Load8S struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Load8U 

type Ins_I64Load8U struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64LtS 

type Ins_I64LtS struct{ OpToken }

type Ins_I64LtU 

type Ins_I64LtU struct{ OpToken }

type Ins_I64Mul 

type Ins_I64Mul struct{ OpToken }

type Ins_I64Ne 

type Ins_I64Ne struct{ OpToken }

type Ins_I64Or 

type Ins_I64Or struct{ OpToken }

type Ins_I64Popcnt 

type Ins_I64Popcnt struct{ OpToken }

type Ins_I64ReintepretF64 

type Ins_I64ReintepretF64 struct{ OpToken }

type Ins_I64RemS 

type Ins_I64RemS struct{ OpToken }

type Ins_I64RemU 

type Ins_I64RemU struct{ OpToken }

type Ins_I64Rotl 

type Ins_I64Rotl struct{ OpToken }

type Ins_I64Rotr 

type Ins_I64Rotr struct{ OpToken }

type Ins_I64Shl 

type Ins_I64Shl struct{ OpToken }

type Ins_I64ShrS 

type Ins_I64ShrS struct{ OpToken }

type Ins_I64ShrU 

type Ins_I64ShrU struct{ OpToken }

type Ins_I64Store 

type Ins_I64Store struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Store16 

type Ins_I64Store16 struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Store32 

type Ins_I64Store32 struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Store8 

type Ins_I64Store8 struct {
	OpToken
	Align  uint
	Offset uint
}

type Ins_I64Sub 

type Ins_I64Sub struct{ OpToken }

type Ins_I64TruncF32S 

type Ins_I64TruncF32S struct{ OpToken }

type Ins_I64TruncF32U 

type Ins_I64TruncF32U struct{ OpToken }

type Ins_I64TruncF64S 

type Ins_I64TruncF64S struct{ OpToken }

type Ins_I64TruncF64U 

type Ins_I64TruncF64U struct{ OpToken }

type Ins_I64Xor 

type Ins_I64Xor struct{ OpToken }

type Ins_If 

type Ins_If struct {
	OpToken
	Label   string
	Results []token.Token // 返回值类型: I32, I64, F32, F64
	Body    []Instruction
	Else    []Instruction
}

type Ins_LocalGet 

type Ins_LocalGet struct {
	OpToken
	X string
}

type Ins_LocalSet 

type Ins_LocalSet struct {
	OpToken
	X string
}

type Ins_LocalTee 

type Ins_LocalTee struct {
	OpToken
	X string
}

type Ins_Loop 

type Ins_Loop struct {
	OpToken
	Label   string
	Results []token.Token // 返回值类型: I32, I64, F32, F64
	List    []Instruction
}

type Ins_MemoryCopy added in v0.21.0 

type Ins_MemoryCopy struct{ OpToken }

type Ins_MemoryFill added in v0.21.0 

type Ins_MemoryFill struct{ OpToken }

type Ins_MemoryGrow 

type Ins_MemoryGrow struct{ OpToken }

type Ins_MemoryInit added in v0.21.0 

type Ins_MemoryInit struct {
	OpToken
	DataIdx int32
}

type Ins_MemorySize 

type Ins_MemorySize struct{ OpToken }

type Ins_Nop 

type Ins_Nop struct{ OpToken }

type Ins_Return 

type Ins_Return struct{ OpToken }

type Ins_Select 

type Ins_Select struct {
	OpToken
	ResultTyp string
}

type Ins_TableGet 

type Ins_TableGet struct {
	OpToken
	TableIdx string
}

type Ins_TableSet 

type Ins_TableSet struct {
	OpToken
	TableIdx string
}

type Ins_Unreachable 

type Ins_Unreachable struct{ OpToken }

type Instruction 

type Instruction interface {
	Token() token.Token
	// contains filtered or unexported methods
}

指令对应接口

type Memory 

type Memory struct {
	Name     string // 内存对象的名字
	Pages    int    // 页数, 每页 64 KB
	MaxPages int    // 最大页数
}

内存信息

type Module 

type Module struct {
	Name    string         // 模块的名字(可空)
	Types   []*TypeSection // 类型定义
	Imports []*ImportSpec  // 导入对象
	Exports []*ExportSpec  // 导出对象
	Memory  *Memory        // 内存对象, 包含 Data 信息(可空)
	Data    []*DataSection // 初始化数据, 可能重叠
	Table   *Table         // 表格对象, 包含 Elem 信息(可空)
	Elem    []*ElemSection // 初始化数据
	Globals []*Global      // 全局对象
	Funcs   []*Func        // 函数对象
	Start   string         // start 函数
}

Module 表示一个 WASM 模块。

func (*Module) String 

func (m *Module) String() string

type OpToken 

type OpToken token.Token

func (OpToken) String 

func (tok OpToken) String() string

func (OpToken) Token 

func (tok OpToken) Token() token.Token

func (OpToken) Valid 

func (tok OpToken) Valid() bool

type Table 

type Table struct {
	Name    string      // Table对象的名字
	Size    int         // 表格容量
	MaxSize int         // 最大容量
	Type    token.Token // 元素类型, 默认为 funcref, externref
}

Table 信息

type TypeSection 

type TypeSection struct {
	Name string
	Type *FuncType
}

类型信息

Source Files

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