code

Documentation

Index

• func Make(op Opcode, operands ...int) []byte
• func ReadOperands(def *Definition, ins Instructions) ([]int, int)
• func ReadUint16(ins Instructions) uint16
• func ReadUint8(ins Instructions) uint8
• type Definition
  • func Lookup(op byte) (*Definition, error)
• type Instructions
  • func (ins Instructions) String() string
• type Opcode
  • func (o Opcode) String() string

Functions

func Make

func Make(op Opcode, operands ...int) []byte

func ReadOperands

func ReadOperands(def *Definition, ins Instructions) ([]int, int)

func ReadUint16

func ReadUint16(ins Instructions) uint16

func ReadUint8

func ReadUint8(ins Instructions) uint8

Types

type Definition

type Definition struct {
	Name          string
	OperandWidths []int
}

func Lookup

func Lookup(op byte) (*Definition, error)

type Instructions

type Instructions []byte

func (Instructions) String

func (ins Instructions) String() string

type Opcode

type Opcode byte

const (
	LoadConstant Opcode = iota
	LoadBuiltin
	AssignGlobal
	AssignLocal
	LoadGlobal
	BindGlobal
	LoadLocal
	BindLocal
	LoadFree
	LoadModule
	LoadSelf
	LoadTrue
	LoadFalse
	LoadNull
	GetItem
	SetItem
	MakeArray
	MakeHash
	MakeClosure
	Pop
	Add
	Sub
	Mul
	Div
	Mod
	Or
	And
	Not
	BitwiseOR
	BitwiseXOR
	BitwiseAND
	BitwiseNOT
	LeftShift
	RightShift
	Equal
	NotEqual
	GreaterThan
	GreaterThanEqual
	Minus
	JumpIfFalse
	Jump
	Call
	Return
	ReturnValue
	Halt
)

func (Opcode) String

func (o Opcode) String() string