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	Grand test fixup (#138)
* start fixing up tests * fix up tests + automate with drone * fiddle with linting * messing about with drone.yml * some more fiddling * hmmm * add cache * add vendor directory * verbose * ci updates * update some little things * update sig
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								vendor/github.com/goccy/go-json/internal/encoder/opcode.go
									
										
									
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								vendor/github.com/goccy/go-json/internal/encoder/opcode.go
									
										
									
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							|  | @ -0,0 +1,743 @@ | |||
| package encoder | ||||
| 
 | ||||
| import ( | ||||
| 	"fmt" | ||||
| 	"math" | ||||
| 	"strings" | ||||
| 	"unsafe" | ||||
| 
 | ||||
| 	"github.com/goccy/go-json/internal/runtime" | ||||
| ) | ||||
| 
 | ||||
| const uintptrSize = 4 << (^uintptr(0) >> 63) | ||||
| 
 | ||||
| type Opcode struct { | ||||
| 	Op               OpType        // operation type | ||||
| 	Type             *runtime.Type // go type | ||||
| 	DisplayIdx       int           // opcode index | ||||
| 	Key              []byte        // struct field key | ||||
| 	EscapedKey       []byte        // struct field key ( HTML escaped ) | ||||
| 	PtrNum           int           // pointer number: e.g. double pointer is 2. | ||||
| 	DisplayKey       string        // key text to display | ||||
| 	IsTaggedKey      bool          // whether tagged key | ||||
| 	AnonymousKey     bool          // whether anonymous key | ||||
| 	AnonymousHead    bool          // whether anonymous head or not | ||||
| 	Indirect         bool          // whether indirect or not | ||||
| 	Nilcheck         bool          // whether needs to nilcheck or not | ||||
| 	AddrForMarshaler bool          // whether needs to addr for marshaler or not | ||||
| 	IsNextOpPtrType  bool          // whether next operation is ptr type or not | ||||
| 	IsNilableType    bool          // whether type is nilable or not | ||||
| 	RshiftNum        uint8         // use to take bit for judging whether negative integer or not | ||||
| 	Mask             uint64        // mask for number | ||||
| 	Indent           int           // indent number | ||||
| 
 | ||||
| 	Idx     uintptr // offset to access ptr | ||||
| 	HeadIdx uintptr // offset to access slice/struct head | ||||
| 	ElemIdx uintptr // offset to access array/slice/map elem | ||||
| 	Length  uintptr // offset to access slice/map length or array length | ||||
| 	MapIter uintptr // offset to access map iterator | ||||
| 	MapPos  uintptr // offset to access position list for sorted map | ||||
| 	Offset  uintptr // offset size from struct header | ||||
| 	Size    uintptr // array/slice elem size | ||||
| 
 | ||||
| 	MapKey    *Opcode       // map key | ||||
| 	MapValue  *Opcode       // map value | ||||
| 	Elem      *Opcode       // array/slice elem | ||||
| 	End       *Opcode       // array/slice/struct/map end | ||||
| 	PrevField *Opcode       // prev struct field | ||||
| 	NextField *Opcode       // next struct field | ||||
| 	Next      *Opcode       // next opcode | ||||
| 	Jmp       *CompiledCode // for recursive call | ||||
| } | ||||
| 
 | ||||
| func rshitNum(bitSize uint8) uint8 { | ||||
| 	return bitSize - 1 | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) setMaskAndRshiftNum(bitSize uint8) { | ||||
| 	switch bitSize { | ||||
| 	case 8: | ||||
| 		c.Mask = math.MaxUint8 | ||||
| 	case 16: | ||||
| 		c.Mask = math.MaxUint16 | ||||
| 	case 32: | ||||
| 		c.Mask = math.MaxUint32 | ||||
| 	case 64: | ||||
| 		c.Mask = math.MaxUint64 | ||||
| 	} | ||||
| 	c.RshiftNum = rshitNum(bitSize) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) ToHeaderType(isString bool) OpType { | ||||
| 	switch c.Op { | ||||
| 	case OpInt: | ||||
| 		if isString { | ||||
| 			return OpStructHeadIntString | ||||
| 		} | ||||
| 		return OpStructHeadInt | ||||
| 	case OpIntPtr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadIntPtrString | ||||
| 		} | ||||
| 		return OpStructHeadIntPtr | ||||
| 	case OpUint: | ||||
| 		if isString { | ||||
| 			return OpStructHeadUintString | ||||
| 		} | ||||
| 		return OpStructHeadUint | ||||
| 	case OpUintPtr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadUintPtrString | ||||
| 		} | ||||
| 		return OpStructHeadUintPtr | ||||
| 	case OpFloat32: | ||||
| 		if isString { | ||||
| 			return OpStructHeadFloat32String | ||||
| 		} | ||||
| 		return OpStructHeadFloat32 | ||||
| 	case OpFloat32Ptr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadFloat32PtrString | ||||
| 		} | ||||
| 		return OpStructHeadFloat32Ptr | ||||
| 	case OpFloat64: | ||||
| 		if isString { | ||||
| 			return OpStructHeadFloat64String | ||||
| 		} | ||||
| 		return OpStructHeadFloat64 | ||||
| 	case OpFloat64Ptr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadFloat64PtrString | ||||
| 		} | ||||
| 		return OpStructHeadFloat64Ptr | ||||
| 	case OpString: | ||||
| 		if isString { | ||||
| 			return OpStructHeadStringString | ||||
| 		} | ||||
| 		return OpStructHeadString | ||||
| 	case OpStringPtr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadStringPtrString | ||||
| 		} | ||||
| 		return OpStructHeadStringPtr | ||||
| 	case OpNumber: | ||||
| 		if isString { | ||||
| 			return OpStructHeadNumberString | ||||
| 		} | ||||
| 		return OpStructHeadNumber | ||||
| 	case OpNumberPtr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadNumberPtrString | ||||
| 		} | ||||
| 		return OpStructHeadNumberPtr | ||||
| 	case OpBool: | ||||
| 		if isString { | ||||
| 			return OpStructHeadBoolString | ||||
| 		} | ||||
| 		return OpStructHeadBool | ||||
| 	case OpBoolPtr: | ||||
| 		if isString { | ||||
| 			return OpStructHeadBoolPtrString | ||||
| 		} | ||||
| 		return OpStructHeadBoolPtr | ||||
| 	case OpBytes: | ||||
| 		return OpStructHeadBytes | ||||
| 	case OpBytesPtr: | ||||
| 		return OpStructHeadBytesPtr | ||||
| 	case OpMap: | ||||
| 		return OpStructHeadMap | ||||
| 	case OpMapPtr: | ||||
| 		c.Op = OpMap | ||||
| 		return OpStructHeadMapPtr | ||||
| 	case OpArray: | ||||
| 		return OpStructHeadArray | ||||
| 	case OpArrayPtr: | ||||
| 		c.Op = OpArray | ||||
| 		return OpStructHeadArrayPtr | ||||
| 	case OpSlice: | ||||
| 		return OpStructHeadSlice | ||||
| 	case OpSlicePtr: | ||||
| 		c.Op = OpSlice | ||||
| 		return OpStructHeadSlicePtr | ||||
| 	case OpMarshalJSON: | ||||
| 		return OpStructHeadMarshalJSON | ||||
| 	case OpMarshalJSONPtr: | ||||
| 		return OpStructHeadMarshalJSONPtr | ||||
| 	case OpMarshalText: | ||||
| 		return OpStructHeadMarshalText | ||||
| 	case OpMarshalTextPtr: | ||||
| 		return OpStructHeadMarshalTextPtr | ||||
| 	} | ||||
| 	return OpStructHead | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) ToFieldType(isString bool) OpType { | ||||
| 	switch c.Op { | ||||
| 	case OpInt: | ||||
| 		if isString { | ||||
| 			return OpStructFieldIntString | ||||
| 		} | ||||
| 		return OpStructFieldInt | ||||
| 	case OpIntPtr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldIntPtrString | ||||
| 		} | ||||
| 		return OpStructFieldIntPtr | ||||
| 	case OpUint: | ||||
| 		if isString { | ||||
| 			return OpStructFieldUintString | ||||
| 		} | ||||
| 		return OpStructFieldUint | ||||
| 	case OpUintPtr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldUintPtrString | ||||
| 		} | ||||
| 		return OpStructFieldUintPtr | ||||
| 	case OpFloat32: | ||||
| 		if isString { | ||||
| 			return OpStructFieldFloat32String | ||||
| 		} | ||||
| 		return OpStructFieldFloat32 | ||||
| 	case OpFloat32Ptr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldFloat32PtrString | ||||
| 		} | ||||
| 		return OpStructFieldFloat32Ptr | ||||
| 	case OpFloat64: | ||||
| 		if isString { | ||||
| 			return OpStructFieldFloat64String | ||||
| 		} | ||||
| 		return OpStructFieldFloat64 | ||||
| 	case OpFloat64Ptr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldFloat64PtrString | ||||
| 		} | ||||
| 		return OpStructFieldFloat64Ptr | ||||
| 	case OpString: | ||||
| 		if isString { | ||||
| 			return OpStructFieldStringString | ||||
| 		} | ||||
| 		return OpStructFieldString | ||||
| 	case OpStringPtr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldStringPtrString | ||||
| 		} | ||||
| 		return OpStructFieldStringPtr | ||||
| 	case OpNumber: | ||||
| 		if isString { | ||||
| 			return OpStructFieldNumberString | ||||
| 		} | ||||
| 		return OpStructFieldNumber | ||||
| 	case OpNumberPtr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldNumberPtrString | ||||
| 		} | ||||
| 		return OpStructFieldNumberPtr | ||||
| 	case OpBool: | ||||
| 		if isString { | ||||
| 			return OpStructFieldBoolString | ||||
| 		} | ||||
| 		return OpStructFieldBool | ||||
| 	case OpBoolPtr: | ||||
| 		if isString { | ||||
| 			return OpStructFieldBoolPtrString | ||||
| 		} | ||||
| 		return OpStructFieldBoolPtr | ||||
| 	case OpBytes: | ||||
| 		return OpStructFieldBytes | ||||
| 	case OpBytesPtr: | ||||
| 		return OpStructFieldBytesPtr | ||||
| 	case OpMap: | ||||
| 		return OpStructFieldMap | ||||
| 	case OpMapPtr: | ||||
| 		c.Op = OpMap | ||||
| 		return OpStructFieldMapPtr | ||||
| 	case OpArray: | ||||
| 		return OpStructFieldArray | ||||
| 	case OpArrayPtr: | ||||
| 		c.Op = OpArray | ||||
| 		return OpStructFieldArrayPtr | ||||
| 	case OpSlice: | ||||
| 		return OpStructFieldSlice | ||||
| 	case OpSlicePtr: | ||||
| 		c.Op = OpSlice | ||||
| 		return OpStructFieldSlicePtr | ||||
| 	case OpMarshalJSON: | ||||
| 		return OpStructFieldMarshalJSON | ||||
| 	case OpMarshalJSONPtr: | ||||
| 		return OpStructFieldMarshalJSONPtr | ||||
| 	case OpMarshalText: | ||||
| 		return OpStructFieldMarshalText | ||||
| 	case OpMarshalTextPtr: | ||||
| 		return OpStructFieldMarshalTextPtr | ||||
| 	} | ||||
| 	return OpStructField | ||||
| } | ||||
| 
 | ||||
| func newOpCode(ctx *compileContext, op OpType) *Opcode { | ||||
| 	return newOpCodeWithNext(ctx, op, newEndOp(ctx)) | ||||
| } | ||||
| 
 | ||||
| func opcodeOffset(idx int) uintptr { | ||||
| 	return uintptr(idx) * uintptrSize | ||||
| } | ||||
| 
 | ||||
| func copyOpcode(code *Opcode) *Opcode { | ||||
| 	codeMap := map[uintptr]*Opcode{} | ||||
| 	return code.copy(codeMap) | ||||
| } | ||||
| 
 | ||||
| func newOpCodeWithNext(ctx *compileContext, op OpType, next *Opcode) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         op, | ||||
| 		Type:       ctx.typ, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Indent:     ctx.indent, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		Next:       next, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newEndOp(ctx *compileContext) *Opcode { | ||||
| 	return newOpCodeWithNext(ctx, OpEnd, nil) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) copy(codeMap map[uintptr]*Opcode) *Opcode { | ||||
| 	if c == nil { | ||||
| 		return nil | ||||
| 	} | ||||
| 	addr := uintptr(unsafe.Pointer(c)) | ||||
| 	if code, exists := codeMap[addr]; exists { | ||||
| 		return code | ||||
| 	} | ||||
| 	copied := &Opcode{ | ||||
| 		Op:               c.Op, | ||||
| 		Type:             c.Type, | ||||
| 		DisplayIdx:       c.DisplayIdx, | ||||
| 		Key:              c.Key, | ||||
| 		EscapedKey:       c.EscapedKey, | ||||
| 		DisplayKey:       c.DisplayKey, | ||||
| 		PtrNum:           c.PtrNum, | ||||
| 		Mask:             c.Mask, | ||||
| 		RshiftNum:        c.RshiftNum, | ||||
| 		IsTaggedKey:      c.IsTaggedKey, | ||||
| 		AnonymousKey:     c.AnonymousKey, | ||||
| 		AnonymousHead:    c.AnonymousHead, | ||||
| 		Indirect:         c.Indirect, | ||||
| 		Nilcheck:         c.Nilcheck, | ||||
| 		AddrForMarshaler: c.AddrForMarshaler, | ||||
| 		IsNextOpPtrType:  c.IsNextOpPtrType, | ||||
| 		IsNilableType:    c.IsNilableType, | ||||
| 		Indent:           c.Indent, | ||||
| 		Idx:              c.Idx, | ||||
| 		HeadIdx:          c.HeadIdx, | ||||
| 		ElemIdx:          c.ElemIdx, | ||||
| 		Length:           c.Length, | ||||
| 		MapIter:          c.MapIter, | ||||
| 		MapPos:           c.MapPos, | ||||
| 		Offset:           c.Offset, | ||||
| 		Size:             c.Size, | ||||
| 	} | ||||
| 	codeMap[addr] = copied | ||||
| 	copied.MapKey = c.MapKey.copy(codeMap) | ||||
| 	copied.MapValue = c.MapValue.copy(codeMap) | ||||
| 	copied.Elem = c.Elem.copy(codeMap) | ||||
| 	copied.End = c.End.copy(codeMap) | ||||
| 	copied.PrevField = c.PrevField.copy(codeMap) | ||||
| 	copied.NextField = c.NextField.copy(codeMap) | ||||
| 	copied.Next = c.Next.copy(codeMap) | ||||
| 	copied.Jmp = c.Jmp | ||||
| 	return copied | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) BeforeLastCode() *Opcode { | ||||
| 	code := c | ||||
| 	for { | ||||
| 		var nextCode *Opcode | ||||
| 		switch code.Op.CodeType() { | ||||
| 		case CodeArrayElem, CodeSliceElem, CodeMapKey: | ||||
| 			nextCode = code.End | ||||
| 		default: | ||||
| 			nextCode = code.Next | ||||
| 		} | ||||
| 		if nextCode.Op == OpEnd { | ||||
| 			return code | ||||
| 		} | ||||
| 		code = nextCode | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) TotalLength() int { | ||||
| 	var idx int | ||||
| 	for code := c; code.Op != OpEnd; { | ||||
| 		idx = int(code.Idx / uintptrSize) | ||||
| 		if code.Op == OpRecursiveEnd { | ||||
| 			break | ||||
| 		} | ||||
| 		switch code.Op.CodeType() { | ||||
| 		case CodeArrayElem, CodeSliceElem, CodeMapKey: | ||||
| 			code = code.End | ||||
| 		default: | ||||
| 			code = code.Next | ||||
| 		} | ||||
| 	} | ||||
| 	return idx + 2 // opEnd + 1 | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) decOpcodeIndex() { | ||||
| 	for code := c; code.Op != OpEnd; { | ||||
| 		code.DisplayIdx-- | ||||
| 		code.Idx -= uintptrSize | ||||
| 		if code.HeadIdx > 0 { | ||||
| 			code.HeadIdx -= uintptrSize | ||||
| 		} | ||||
| 		if code.ElemIdx > 0 { | ||||
| 			code.ElemIdx -= uintptrSize | ||||
| 		} | ||||
| 		if code.MapIter > 0 { | ||||
| 			code.MapIter -= uintptrSize | ||||
| 		} | ||||
| 		if code.Length > 0 && code.Op.CodeType() != CodeArrayHead && code.Op.CodeType() != CodeArrayElem { | ||||
| 			code.Length -= uintptrSize | ||||
| 		} | ||||
| 		switch code.Op.CodeType() { | ||||
| 		case CodeArrayElem, CodeSliceElem, CodeMapKey: | ||||
| 			code = code.End | ||||
| 		default: | ||||
| 			code = code.Next | ||||
| 		} | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) decIndent() { | ||||
| 	for code := c; code.Op != OpEnd; { | ||||
| 		code.Indent-- | ||||
| 		switch code.Op.CodeType() { | ||||
| 		case CodeArrayElem, CodeSliceElem, CodeMapKey: | ||||
| 			code = code.End | ||||
| 		default: | ||||
| 			code = code.Next | ||||
| 		} | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpHead(code *Opcode) string { | ||||
| 	var length uintptr | ||||
| 	if code.Op.CodeType() == CodeArrayHead { | ||||
| 		length = code.Length | ||||
| 	} else { | ||||
| 		length = code.Length / uintptrSize | ||||
| 	} | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][headIdx:%d][elemIdx:%d][length:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.HeadIdx/uintptrSize, | ||||
| 		code.ElemIdx/uintptrSize, | ||||
| 		length, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpMapHead(code *Opcode) string { | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][headIdx:%d][elemIdx:%d][length:%d][mapIter:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.HeadIdx/uintptrSize, | ||||
| 		code.ElemIdx/uintptrSize, | ||||
| 		code.Length/uintptrSize, | ||||
| 		code.MapIter/uintptrSize, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpMapEnd(code *Opcode) string { | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][mapPos:%d][length:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.MapPos/uintptrSize, | ||||
| 		code.Length/uintptrSize, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpElem(code *Opcode) string { | ||||
| 	var length uintptr | ||||
| 	if code.Op.CodeType() == CodeArrayElem { | ||||
| 		length = code.Length | ||||
| 	} else { | ||||
| 		length = code.Length / uintptrSize | ||||
| 	} | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][headIdx:%d][elemIdx:%d][length:%d][size:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.HeadIdx/uintptrSize, | ||||
| 		code.ElemIdx/uintptrSize, | ||||
| 		length, | ||||
| 		code.Size, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpField(code *Opcode) string { | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][key:%s][offset:%d][headIdx:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.DisplayKey, | ||||
| 		code.Offset, | ||||
| 		code.HeadIdx/uintptrSize, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpKey(code *Opcode) string { | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][elemIdx:%d][length:%d][mapIter:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.ElemIdx/uintptrSize, | ||||
| 		code.Length/uintptrSize, | ||||
| 		code.MapIter/uintptrSize, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) dumpValue(code *Opcode) string { | ||||
| 	return fmt.Sprintf( | ||||
| 		`[%d]%s%s ([idx:%d][mapIter:%d])`, | ||||
| 		code.DisplayIdx, | ||||
| 		strings.Repeat("-", code.Indent), | ||||
| 		code.Op, | ||||
| 		code.Idx/uintptrSize, | ||||
| 		code.MapIter/uintptrSize, | ||||
| 	) | ||||
| } | ||||
| 
 | ||||
| func (c *Opcode) Dump() string { | ||||
| 	codes := []string{} | ||||
| 	for code := c; code.Op != OpEnd; { | ||||
| 		switch code.Op.CodeType() { | ||||
| 		case CodeSliceHead: | ||||
| 			codes = append(codes, c.dumpHead(code)) | ||||
| 			code = code.Next | ||||
| 		case CodeMapHead: | ||||
| 			codes = append(codes, c.dumpMapHead(code)) | ||||
| 			code = code.Next | ||||
| 		case CodeArrayElem, CodeSliceElem: | ||||
| 			codes = append(codes, c.dumpElem(code)) | ||||
| 			code = code.End | ||||
| 		case CodeMapKey: | ||||
| 			codes = append(codes, c.dumpKey(code)) | ||||
| 			code = code.End | ||||
| 		case CodeMapValue: | ||||
| 			codes = append(codes, c.dumpValue(code)) | ||||
| 			code = code.Next | ||||
| 		case CodeMapEnd: | ||||
| 			codes = append(codes, c.dumpMapEnd(code)) | ||||
| 			code = code.Next | ||||
| 		case CodeStructField: | ||||
| 			codes = append(codes, c.dumpField(code)) | ||||
| 			code = code.Next | ||||
| 		case CodeStructEnd: | ||||
| 			codes = append(codes, c.dumpField(code)) | ||||
| 			code = code.Next | ||||
| 		default: | ||||
| 			codes = append(codes, fmt.Sprintf( | ||||
| 				"[%d]%s%s ([idx:%d])", | ||||
| 				code.DisplayIdx, | ||||
| 				strings.Repeat("-", code.Indent), | ||||
| 				code.Op, | ||||
| 				code.Idx/uintptrSize, | ||||
| 			)) | ||||
| 			code = code.Next | ||||
| 		} | ||||
| 	} | ||||
| 	return strings.Join(codes, "\n") | ||||
| } | ||||
| 
 | ||||
| func prevField(code *Opcode, removedFields map[*Opcode]struct{}) *Opcode { | ||||
| 	if _, exists := removedFields[code]; exists { | ||||
| 		return prevField(code.PrevField, removedFields) | ||||
| 	} | ||||
| 	return code | ||||
| } | ||||
| 
 | ||||
| func nextField(code *Opcode, removedFields map[*Opcode]struct{}) *Opcode { | ||||
| 	if _, exists := removedFields[code]; exists { | ||||
| 		return nextField(code.NextField, removedFields) | ||||
| 	} | ||||
| 	return code | ||||
| } | ||||
| 
 | ||||
| func linkPrevToNextField(cur *Opcode, removedFields map[*Opcode]struct{}) { | ||||
| 	prev := prevField(cur.PrevField, removedFields) | ||||
| 	prev.NextField = nextField(cur.NextField, removedFields) | ||||
| 	code := prev | ||||
| 	fcode := cur | ||||
| 	for { | ||||
| 		var nextCode *Opcode | ||||
| 		switch code.Op.CodeType() { | ||||
| 		case CodeArrayElem, CodeSliceElem, CodeMapKey: | ||||
| 			nextCode = code.End | ||||
| 		default: | ||||
| 			nextCode = code.Next | ||||
| 		} | ||||
| 		if nextCode == fcode { | ||||
| 			code.Next = fcode.Next | ||||
| 			break | ||||
| 		} else if nextCode.Op == OpEnd { | ||||
| 			break | ||||
| 		} | ||||
| 		code = nextCode | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newSliceHeaderCode(ctx *compileContext) *Opcode { | ||||
| 	idx := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	elemIdx := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	length := opcodeOffset(ctx.ptrIndex) | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpSlice, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        idx, | ||||
| 		HeadIdx:    idx, | ||||
| 		ElemIdx:    elemIdx, | ||||
| 		Length:     length, | ||||
| 		Indent:     ctx.indent, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newSliceElemCode(ctx *compileContext, head *Opcode, size uintptr) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpSliceElem, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		HeadIdx:    head.Idx, | ||||
| 		ElemIdx:    head.ElemIdx, | ||||
| 		Length:     head.Length, | ||||
| 		Indent:     ctx.indent, | ||||
| 		Size:       size, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newArrayHeaderCode(ctx *compileContext, alen int) *Opcode { | ||||
| 	idx := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	elemIdx := opcodeOffset(ctx.ptrIndex) | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpArray, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        idx, | ||||
| 		HeadIdx:    idx, | ||||
| 		ElemIdx:    elemIdx, | ||||
| 		Indent:     ctx.indent, | ||||
| 		Length:     uintptr(alen), | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newArrayElemCode(ctx *compileContext, head *Opcode, length int, size uintptr) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpArrayElem, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		ElemIdx:    head.ElemIdx, | ||||
| 		HeadIdx:    head.HeadIdx, | ||||
| 		Length:     uintptr(length), | ||||
| 		Indent:     ctx.indent, | ||||
| 		Size:       size, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newMapHeaderCode(ctx *compileContext) *Opcode { | ||||
| 	idx := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	elemIdx := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	length := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	mapIter := opcodeOffset(ctx.ptrIndex) | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpMap, | ||||
| 		Type:       ctx.typ, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        idx, | ||||
| 		ElemIdx:    elemIdx, | ||||
| 		Length:     length, | ||||
| 		MapIter:    mapIter, | ||||
| 		Indent:     ctx.indent, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newMapKeyCode(ctx *compileContext, head *Opcode) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpMapKey, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		ElemIdx:    head.ElemIdx, | ||||
| 		Length:     head.Length, | ||||
| 		MapIter:    head.MapIter, | ||||
| 		Indent:     ctx.indent, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newMapValueCode(ctx *compileContext, head *Opcode) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpMapValue, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		ElemIdx:    head.ElemIdx, | ||||
| 		Length:     head.Length, | ||||
| 		MapIter:    head.MapIter, | ||||
| 		Indent:     ctx.indent, | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newMapEndCode(ctx *compileContext, head *Opcode) *Opcode { | ||||
| 	mapPos := opcodeOffset(ctx.ptrIndex) | ||||
| 	ctx.incPtrIndex() | ||||
| 	idx := opcodeOffset(ctx.ptrIndex) | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpMapEnd, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        idx, | ||||
| 		Length:     head.Length, | ||||
| 		MapPos:     mapPos, | ||||
| 		Indent:     ctx.indent, | ||||
| 		Next:       newEndOp(ctx), | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newInterfaceCode(ctx *compileContext) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpInterface, | ||||
| 		Type:       ctx.typ, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		Indent:     ctx.indent, | ||||
| 		Next:       newEndOp(ctx), | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| func newRecursiveCode(ctx *compileContext, jmp *CompiledCode) *Opcode { | ||||
| 	return &Opcode{ | ||||
| 		Op:         OpRecursive, | ||||
| 		Type:       ctx.typ, | ||||
| 		DisplayIdx: ctx.opcodeIndex, | ||||
| 		Idx:        opcodeOffset(ctx.ptrIndex), | ||||
| 		Indent:     ctx.indent, | ||||
| 		Next:       newEndOp(ctx), | ||||
| 		Jmp:        jmp, | ||||
| 	} | ||||
| } | ||||
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