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Published: May 28, 2019 License: Apache-2.0 Imports: 3 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

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 (
	OpConstant Opcode = iota

	OpAdd

	OpPop

	OpSub
	OpMul
	OpDiv

	OpTrue
	OpFalse

	OpEqual
	OpNotEqual
	OpGreaterThan

	OpMinus
	OpBang

	OpJumpNotTruthy
	OpJump

	OpNull

	OpGetGlobal
	OpSetGlobal

	OpArray
	OpHash
	OpIndex

	OpCall

	OpReturnValue
	OpReturn

	OpGetLocal
	OpSetLocal

	OpGetBuiltin

	OpClosure

	OpGetFree
)

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