encoder

package
v0.1.15 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Apr 2, 2024 License: Apache-2.0 Imports: 22 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	LnOffset = int64(unsafe.Offsetof(StateItem{}.Ln))
	MiOffset = int64(unsafe.Offsetof(StateItem{}.Mi))
	WpOffset = int64(unsafe.Offsetof(StateItem{}.Wp))
	BmOffset = int64(unsafe.Offsetof(RuntimeState{}.Bm))
)
View Source 
const (
	MiKeyOffset   = int64(unsafe.Offsetof(rt.GoMapIterator{}.K))
	MiValueOffset = int64(unsafe.Offsetof(rt.GoMapIterator{}.V))
)
View Source 
const (
	StateMax  = (defs.StackSize - 1) * StateSize
	StateSize = int64(unsafe.Sizeof(StateItem{}))
)
View Source 
const (
	RangeUint8  = math.MaxUint8 + 1
	RangeUint16 = math.MaxUint16 + 1
)
View Source 
const (
	ARG_buf      = 0
	ARG_len      = 1
	ARG_mem_itab = 2
	ARG_mem_data = 3
	ARG_p        = 4
	ARG_rs       = 5
	ARG_st       = 6
)
View Source 
const (
	WP = hir.P1
	RP = hir.P2
	RS = hir.P3
	ET = hir.P4 // may also be used as a temporary pointer register
	EP = hir.P5 // may also be used as a temporary pointer register
)
View Source 
const (
	RL = hir.R2
	RC = hir.R3
	ST = hir.R4
)
View Source 
const (
	TP = hir.P0
	TR = hir.R0
	UR = hir.R1
)
View Source 
const (
	LB_halt       = "_halt"
	LB_error      = "_error"
	LB_nomem      = "_nomem"
	LB_overflow   = "_overflow"
	LB_duplicated = "_duplicated"
)

Variables

View Source 
var (
	HitCount  uint64 = 0
	MissCount uint64 = 0
	TypeCount uint64 = 0
)
View Source 
var (
	F_mapiternext  = hir.RegisterGCall(mapiternext, emu_gcall_mapiternext)
	F_mapiterstart = hir.RegisterGCall(mapiterstart, emu_gcall_mapiterstart)
)
View Source 
var (
	F_unique32  = hir.RegisterGCall(unique32, emu_gcall_unique32)
	F_unique64  = hir.RegisterGCall(unique64, emu_gcall_unique64)
	F_uniquestr = hir.RegisterGCall(uniquestr, emu_gcall_uniquestr)
)
View Source 
var (
	F_encode *hir.CallHandle
)

Functions

func EncodeObject 

func EncodeObject(buf []byte, mem iov.BufferWriter, val interface{}) (ret int, err error)

func EncodedSize 

func EncodedSize(val interface{}) int

func Pretouch added in v0.1.4 

func Pretouch(vt *rt.GoType, opts opts.Options) error

func SetLinker 

func SetLinker(v Linker)

func Translate 

func Translate(s Program) hir.Program

Types

type BasicBlock 

type BasicBlock struct {
	P    Program
	Src  int
	End  int
	Next *BasicBlock
	Link *BasicBlock
}

func (*BasicBlock) Free 

func (self *BasicBlock) Free()

func (*BasicBlock) Len 

func (self *BasicBlock) Len() int

func (*BasicBlock) String 

func (self *BasicBlock) String() string

type Compiler 

type Compiler struct {
	// contains filtered or unexported fields
}

func CreateCompiler 

func CreateCompiler() *Compiler

func (*Compiler) Apply added in v0.1.4 

func (self *Compiler) Apply(o opts.Options) *Compiler

func (*Compiler) Compile 

func (self *Compiler) Compile(vt reflect.Type) (_ Program, err error)

func (*Compiler) CompileAndFree 

func (self *Compiler) CompileAndFree(vt reflect.Type) (ret Program, err error)

func (*Compiler) Free 

func (self *Compiler) Free()

type Encoder 

type Encoder func(
	buf unsafe.Pointer,
	len int,
	mem iov.BufferWriter,
	p unsafe.Pointer,
	rs *RuntimeState,
	st int,
) (int, error)
func Link(p hir.Program) Encoder

type GraphBuilder 

type GraphBuilder struct {
	Pin   map[int]bool
	Graph map[int]*BasicBlock
}

func (*GraphBuilder) Build 

func (self *GraphBuilder) Build(p Program) *BasicBlock

func (*GraphBuilder) BuildAndFree 

func (self *GraphBuilder) BuildAndFree(p Program) (bb *BasicBlock)

func (*GraphBuilder) Free 

func (self *GraphBuilder) Free()

type Instr 

type Instr struct {
	Op OpCode
	Uv int32
	Iv int64
	To int
	Pr unsafe.Pointer
}

func (Instr) Byte added in v0.1.2 

func (self Instr) Byte(i int64) int8

func (Instr) Disassemble 

func (self Instr) Disassemble() string

func (Instr) Long added in v0.1.2 

func (self Instr) Long(i int64) int32

func (Instr) Quad added in v0.1.2 

func (self Instr) Quad(i int64) int64

func (Instr) Str added in v0.1.2 

func (self Instr) Str() string

func (Instr) Vt 

func (self Instr) Vt() *rt.GoType

func (Instr) Word added in v0.1.2 

func (self Instr) Word(i int64) int16

type Linker 

type Linker interface {
	Link(p hir.Program) Encoder
}

type LinkerAMD64 

type LinkerAMD64 struct{}
func (LinkerAMD64) Link(p hir.Program) Encoder

type OpCode 

type OpCode uint8
const (
	OP_size_check OpCode = iota
	OP_size_const
	OP_size_dyn
	OP_size_map
	OP_size_defer
	OP_byte
	OP_word
	OP_long
	OP_quad
	OP_sint
	OP_length
	OP_memcpy_be
	OP_seek
	OP_deref
	OP_defer
	OP_map_len
	OP_map_key
	OP_map_next
	OP_map_value
	OP_map_begin
	OP_map_if_next
	OP_map_if_empty
	OP_list_decr
	OP_list_begin
	OP_list_if_next
	OP_list_if_empty
	OP_unique
	OP_goto
	OP_if_nil
	OP_if_hasbuf
	OP_if_eq_imm
	OP_if_eq_str
	OP_make_state
	OP_drop_state
	OP_halt
)

func (OpCode) String 

func (self OpCode) String() string

type Program 

type Program []Instr

func Optimize 

func Optimize(p Program) Program

func (Program) Disassemble 

func (self Program) Disassemble() string

func (Program) Free 

func (self Program) Free()

type RuntimeState 

type RuntimeState struct {
	St  [defs.StackSize]StateItem // Must be the first field.
	Bm  [1024]uint64              // Bitmap, used for uniqueness check of set<i8> and set<i16>.
	Val unsafe.Pointer            // Pointer to the object to be encoded
}

type StateItem 

type StateItem struct {
	Ln uintptr
	Wp unsafe.Pointer
	Mi rt.GoMapIterator
}

Source Files

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