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-rw-r--r--src/cmd/gc/reflect.c32
-rw-r--r--src/pkg/asn1/asn1.go33
-rw-r--r--src/pkg/asn1/common.go6
-rw-r--r--src/pkg/asn1/marshal.go8
-rw-r--r--src/pkg/encoding/binary/binary.go124
-rw-r--r--src/pkg/exp/eval/bridge.go62
-rw-r--r--src/pkg/exp/ogle/process.go2
-rw-r--r--src/pkg/exp/ogle/rruntime.go2
-rw-r--r--src/pkg/fmt/print.go41
-rw-r--r--src/pkg/fmt/scan.go90
-rw-r--r--src/pkg/gob/codec_test.go8
-rw-r--r--src/pkg/gob/decode.go47
-rw-r--r--src/pkg/gob/encode.go38
-rw-r--r--src/pkg/gob/encoder.go2
-rw-r--r--src/pkg/gob/type.go23
-rw-r--r--src/pkg/json/decode.go85
-rw-r--r--src/pkg/json/encode.go24
-rw-r--r--src/pkg/net/dnsmsg.go71
-rw-r--r--src/pkg/reflect/all_test.go157
-rw-r--r--src/pkg/reflect/tostring_test.go33
-rw-r--r--src/pkg/reflect/type.go178
-rw-r--r--src/pkg/reflect/value.go363
-rw-r--r--src/pkg/runtime/type.h3
-rw-r--r--src/pkg/testing/quick/quick.go65
-rw-r--r--src/pkg/xml/read.go63
25 files changed, 623 insertions, 937 deletions
diff --git a/src/cmd/gc/reflect.c b/src/cmd/gc/reflect.c
index 3ac48fbee..c78e4dd30 100644
--- a/src/cmd/gc/reflect.c
+++ b/src/cmd/gc/reflect.c
@@ -390,6 +390,9 @@ enum {
KindFloat,
KindFloat32,
KindFloat64,
+ KindComplex,
+ KindComplex64,
+ KindComplex128,
KindArray,
KindChan,
KindFunc,
@@ -431,6 +434,9 @@ kinds[] =
[TMAP] = KindMap,
[TARRAY] = KindArray,
[TFUNC] = KindFunc,
+ [TCOMPLEX] = KindComplex,
+ [TCOMPLEX64] = KindComplex64,
+ [TCOMPLEX128] = KindComplex128,
};
static char*
@@ -438,21 +444,21 @@ structnames[] =
{
[TINT] = "*runtime.IntType",
[TUINT] = "*runtime.UintType",
- [TINT8] = "*runtime.Int8Type",
- [TUINT8] = "*runtime.Uint8Type",
- [TINT16] = "*runtime.Int16Type",
- [TUINT16] = "*runtime.Uint16Type",
- [TINT32] = "*runtime.Int32Type",
- [TUINT32] = "*runtime.Uint32Type",
- [TINT64] = "*runtime.Int64Type",
- [TUINT64] = "*runtime.Uint64Type",
- [TUINTPTR] = "*runtime.UintptrType",
+ [TINT8] = "*runtime.IntType",
+ [TUINT8] = "*runtime.UintType",
+ [TINT16] = "*runtime.IntType",
+ [TUINT16] = "*runtime.UintType",
+ [TINT32] = "*runtime.IntType",
+ [TUINT32] = "*runtime.UintType",
+ [TINT64] = "*runtime.IntType",
+ [TUINT64] = "*runtime.UintType",
+ [TUINTPTR] = "*runtime.UintType",
[TCOMPLEX] = "*runtime.ComplexType",
- [TCOMPLEX64] = "*runtime.Complex64Type",
- [TCOMPLEX128] = "*runtime.Complex128Type",
+ [TCOMPLEX64] = "*runtime.ComplexType",
+ [TCOMPLEX128] = "*runtime.ComplexType",
[TFLOAT] = "*runtime.FloatType",
- [TFLOAT32] = "*runtime.Float32Type",
- [TFLOAT64] = "*runtime.Float64Type",
+ [TFLOAT32] = "*runtime.FloatType",
+ [TFLOAT64] = "*runtime.FloatType",
[TBOOL] = "*runtime.BoolType",
[TSTRING] = "*runtime.StringType",
diff --git a/src/pkg/asn1/asn1.go b/src/pkg/asn1/asn1.go
index b8cea9359..bba8a0fe2 100644
--- a/src/pkg/asn1/asn1.go
+++ b/src/pkg/asn1/asn1.go
@@ -647,19 +647,22 @@ func parseField(v reflect.Value, bytes []byte, initOffset int, params fieldParam
err = err1
return
case *reflect.IntValue:
- parsedInt, err1 := parseInt(innerBytes)
- if err1 == nil {
- val.Set(parsedInt)
- }
- err = err1
- return
- case *reflect.Int64Value:
- parsedInt, err1 := parseInt64(innerBytes)
- if err1 == nil {
- val.Set(parsedInt)
+ switch val.Type().Kind() {
+ case reflect.Int:
+ parsedInt, err1 := parseInt(innerBytes)
+ if err1 == nil {
+ val.Set(int64(parsedInt))
+ }
+ err = err1
+ return
+ case reflect.Int64:
+ parsedInt, err1 := parseInt64(innerBytes)
+ if err1 == nil {
+ val.Set(parsedInt)
+ }
+ err = err1
+ return
}
- err = err1
- return
case *reflect.StructValue:
structType := fieldType.(*reflect.StructType)
@@ -686,7 +689,7 @@ func parseField(v reflect.Value, bytes []byte, initOffset int, params fieldParam
return
case *reflect.SliceValue:
sliceType := fieldType.(*reflect.SliceType)
- if _, ok := sliceType.Elem().(*reflect.Uint8Type); ok {
+ if sliceType.Elem().Kind() == reflect.Uint8 {
val.Set(reflect.MakeSlice(sliceType, len(innerBytes), len(innerBytes)))
reflect.ArrayCopy(val, reflect.NewValue(innerBytes).(reflect.ArrayOrSliceValue))
return
@@ -729,9 +732,7 @@ func setDefaultValue(v reflect.Value, params fieldParameters) (ok bool) {
}
switch val := v.(type) {
case *reflect.IntValue:
- val.Set(int(*params.defaultValue))
- case *reflect.Int64Value:
- val.Set(int64(*params.defaultValue))
+ val.Set(*params.defaultValue)
}
return
}
diff --git a/src/pkg/asn1/common.go b/src/pkg/asn1/common.go
index 87cb670ea..894fc002a 100644
--- a/src/pkg/asn1/common.go
+++ b/src/pkg/asn1/common.go
@@ -122,17 +122,15 @@ func getUniversalType(t reflect.Type) (tagNumber int, isCompound, ok bool) {
case timeType:
return tagUTCTime, false, true
}
- switch i := t.(type) {
+ switch t := t.(type) {
case *reflect.BoolType:
return tagBoolean, false, true
case *reflect.IntType:
return tagInteger, false, true
- case *reflect.Int64Type:
- return tagInteger, false, true
case *reflect.StructType:
return tagSequence, true, true
case *reflect.SliceType:
- if _, ok := t.(*reflect.SliceType).Elem().(*reflect.Uint8Type); ok {
+ if t.Elem().Kind() == reflect.Uint8 {
return tagOctetString, false, true
}
if strings.HasSuffix(t.Name(), "SET") {
diff --git a/src/pkg/asn1/marshal.go b/src/pkg/asn1/marshal.go
index 5704fafe1..d4f8f782d 100644
--- a/src/pkg/asn1/marshal.go
+++ b/src/pkg/asn1/marshal.go
@@ -333,8 +333,6 @@ func marshalBody(out *forkableWriter, value reflect.Value, params fieldParameter
}
case *reflect.IntValue:
return marshalInt64(out, int64(v.Get()))
- case *reflect.Int64Value:
- return marshalInt64(out, v.Get())
case *reflect.StructValue:
t := v.Type().(*reflect.StructType)
@@ -347,7 +345,7 @@ func marshalBody(out *forkableWriter, value reflect.Value, params fieldParameter
if s.Len() > 0 {
bytes := make([]byte, s.Len())
for i := 0; i < s.Len(); i++ {
- bytes[i] = s.Elem(i).(*reflect.Uint8Value).Get()
+ bytes[i] = uint8(s.Elem(i).(*reflect.UintValue).Get())
}
/* The RawContents will contain the tag and
* length fields but we'll also be writing
@@ -371,10 +369,10 @@ func marshalBody(out *forkableWriter, value reflect.Value, params fieldParameter
return
case *reflect.SliceValue:
sliceType := v.Type().(*reflect.SliceType)
- if _, ok := sliceType.Elem().(*reflect.Uint8Type); ok {
+ if sliceType.Elem().Kind() == reflect.Uint8 {
bytes := make([]byte, v.Len())
for i := 0; i < v.Len(); i++ {
- bytes[i] = v.Elem(i).(*reflect.Uint8Value).Get()
+ bytes[i] = uint8(v.Elem(i).(*reflect.UintValue).Get())
}
_, err = out.Write(bytes)
return
diff --git a/src/pkg/encoding/binary/binary.go b/src/pkg/encoding/binary/binary.go
index f1d375aea..5a92faa21 100644
--- a/src/pkg/encoding/binary/binary.go
+++ b/src/pkg/encoding/binary/binary.go
@@ -194,26 +194,8 @@ func sizeof(v reflect.Type) int {
}
return sum
- case *reflect.Uint8Type:
- return 1
- case *reflect.Uint16Type:
- return 2
- case *reflect.Uint32Type:
- return 4
- case *reflect.Uint64Type:
- return 8
- case *reflect.Int8Type:
- return 1
- case *reflect.Int16Type:
- return 2
- case *reflect.Int32Type:
- return 4
- case *reflect.Int64Type:
- return 8
- case *reflect.Float32Type:
- return 4
- case *reflect.Float64Type:
- return 8
+ case *reflect.UintType, *reflect.IntType, *reflect.FloatType:
+ return int(v.Size())
}
return -1
}
@@ -307,26 +289,37 @@ func (d *decoder) value(v reflect.Value) {
d.value(v.Elem(i))
}
- case *reflect.Uint8Value:
- v.Set(d.uint8())
- case *reflect.Uint16Value:
- v.Set(d.uint16())
- case *reflect.Uint32Value:
- v.Set(d.uint32())
- case *reflect.Uint64Value:
- v.Set(d.uint64())
- case *reflect.Int8Value:
- v.Set(d.int8())
- case *reflect.Int16Value:
- v.Set(d.int16())
- case *reflect.Int32Value:
- v.Set(d.int32())
- case *reflect.Int64Value:
- v.Set(d.int64())
- case *reflect.Float32Value:
- v.Set(math.Float32frombits(d.uint32()))
- case *reflect.Float64Value:
- v.Set(math.Float64frombits(d.uint64()))
+ case *reflect.IntValue:
+ switch v.Type().Kind() {
+ case reflect.Int8:
+ v.Set(int64(d.int8()))
+ case reflect.Int16:
+ v.Set(int64(d.int16()))
+ case reflect.Int32:
+ v.Set(int64(d.int32()))
+ case reflect.Int64:
+ v.Set(d.int64())
+ }
+
+ case *reflect.UintValue:
+ switch v.Type().Kind() {
+ case reflect.Uint8:
+ v.Set(uint64(d.uint8()))
+ case reflect.Uint16:
+ v.Set(uint64(d.uint16()))
+ case reflect.Uint32:
+ v.Set(uint64(d.uint32()))
+ case reflect.Uint64:
+ v.Set(d.uint64())
+ }
+
+ case *reflect.FloatValue:
+ switch v.Type().Kind() {
+ case reflect.Float32:
+ v.Set(float64(math.Float32frombits(d.uint32())))
+ case reflect.Float64:
+ v.Set(math.Float64frombits(d.uint64()))
+ }
}
}
@@ -348,25 +341,36 @@ func (e *encoder) value(v reflect.Value) {
e.value(v.Elem(i))
}
- case *reflect.Uint8Value:
- e.uint8(v.Get())
- case *reflect.Uint16Value:
- e.uint16(v.Get())
- case *reflect.Uint32Value:
- e.uint32(v.Get())
- case *reflect.Uint64Value:
- e.uint64(v.Get())
- case *reflect.Int8Value:
- e.int8(v.Get())
- case *reflect.Int16Value:
- e.int16(v.Get())
- case *reflect.Int32Value:
- e.int32(v.Get())
- case *reflect.Int64Value:
- e.int64(v.Get())
- case *reflect.Float32Value:
- e.uint32(math.Float32bits(v.Get()))
- case *reflect.Float64Value:
- e.uint64(math.Float64bits(v.Get()))
+ case *reflect.IntValue:
+ switch v.Type().Kind() {
+ case reflect.Int8:
+ e.int8(int8(v.Get()))
+ case reflect.Int16:
+ e.int16(int16(v.Get()))
+ case reflect.Int32:
+ e.int32(int32(v.Get()))
+ case reflect.Int64:
+ e.int64(v.Get())
+ }
+
+ case *reflect.UintValue:
+ switch v.Type().Kind() {
+ case reflect.Uint8:
+ e.uint8(uint8(v.Get()))
+ case reflect.Uint16:
+ e.uint16(uint16(v.Get()))
+ case reflect.Uint32:
+ e.uint32(uint32(v.Get()))
+ case reflect.Uint64:
+ e.uint64(v.Get())
+ }
+
+ case *reflect.FloatValue:
+ switch v.Type().Kind() {
+ case reflect.Float32:
+ e.uint32(math.Float32bits(float32(v.Get())))
+ case reflect.Float64:
+ e.uint64(math.Float64bits(v.Get()))
+ }
}
}
diff --git a/src/pkg/exp/eval/bridge.go b/src/pkg/exp/eval/bridge.go
index d494421a4..c53febc8a 100644
--- a/src/pkg/exp/eval/bridge.go
+++ b/src/pkg/exp/eval/bridge.go
@@ -37,37 +37,45 @@ func TypeFromNative(t reflect.Type) Type {
switch t := t.(type) {
case *reflect.BoolType:
et = BoolType
- case *reflect.Float32Type:
- et = Float32Type
- case *reflect.Float64Type:
- et = Float64Type
case *reflect.FloatType:
- et = FloatType
- case *reflect.Int16Type:
- et = Int16Type
- case *reflect.Int32Type:
- et = Int32Type
- case *reflect.Int64Type:
- et = Int64Type
- case *reflect.Int8Type:
- et = Int8Type
+ switch t.Kind() {
+ case reflect.Float32:
+ et = Float32Type
+ case reflect.Float64:
+ et = Float64Type
+ case reflect.Float:
+ et = FloatType
+ }
case *reflect.IntType:
- et = IntType
+ switch t.Kind() {
+ case reflect.Int16:
+ et = Int16Type
+ case reflect.Int32:
+ et = Int32Type
+ case reflect.Int64:
+ et = Int64Type
+ case reflect.Int8:
+ et = Int8Type
+ case reflect.Int:
+ et = IntType
+ }
+ case *reflect.UintType:
+ switch t.Kind() {
+ case reflect.Uint16:
+ et = Uint16Type
+ case reflect.Uint32:
+ et = Uint32Type
+ case reflect.Uint64:
+ et = Uint64Type
+ case reflect.Uint8:
+ et = Uint8Type
+ case reflect.Uint:
+ et = UintType
+ case reflect.Uintptr:
+ et = UintptrType
+ }
case *reflect.StringType:
et = StringType
- case *reflect.Uint16Type:
- et = Uint16Type
- case *reflect.Uint32Type:
- et = Uint32Type
- case *reflect.Uint64Type:
- et = Uint64Type
- case *reflect.Uint8Type:
- et = Uint8Type
- case *reflect.UintType:
- et = UintType
- case *reflect.UintptrType:
- et = UintptrType
-
case *reflect.ArrayType:
et = NewArrayType(int64(t.Len()), TypeFromNative(t.Elem()))
case *reflect.ChanType:
diff --git a/src/pkg/exp/ogle/process.go b/src/pkg/exp/ogle/process.go
index 81e5c830d..970a7497a 100644
--- a/src/pkg/exp/ogle/process.go
+++ b/src/pkg/exp/ogle/process.go
@@ -237,7 +237,7 @@ func (p *Process) bootstrap() {
if sym == nil {
continue
}
- rtv.Field(i).(*reflect.Uint64Value).Set(sym.Value)
+ rtv.Field(i).(*reflect.UintValue).Set(sym.Value)
}
// Get runtime field indexes
diff --git a/src/pkg/exp/ogle/rruntime.go b/src/pkg/exp/ogle/rruntime.go
index 46c40e85f..33f1935b8 100644
--- a/src/pkg/exp/ogle/rruntime.go
+++ b/src/pkg/exp/ogle/rruntime.go
@@ -265,7 +265,7 @@ func fillRuntimeIndexes(runtime *runtimeValues, out *runtimeIndexes) {
for j := 0; j < outStructt.NumField(); j++ {
f := outStructv.Field(j).(*reflect.IntValue)
name := outStructt.Field(j).Name
- f.Set(indexes[name])
+ f.Set(int64(indexes[name]))
}
}
}
diff --git a/src/pkg/fmt/print.go b/src/pkg/fmt/print.go
index 16ab71952..6ae7e5c2c 100644
--- a/src/pkg/fmt/print.go
+++ b/src/pkg/fmt/print.go
@@ -468,8 +468,6 @@ func (p *pp) fmtUint64(v uint64, verb int, sharp bool, value interface{}) {
}
}
-var floatBits = reflect.Typeof(float(0)).Size() * 8
-
func (p *pp) fmtFloat32(v float32, verb int, value interface{}) {
switch verb {
case 'b':
@@ -508,8 +506,6 @@ func (p *pp) fmtFloat64(v float64, verb int, value interface{}) {
}
}
-var complexBits = reflect.Typeof(complex(0i)).Size() * 8
-
func (p *pp) fmtComplex64(v complex64, verb int, value interface{}) {
switch verb {
case 'e', 'E', 'f', 'F', 'g', 'G':
@@ -615,6 +611,13 @@ func (p *pp) fmtUintptrGetter(field interface{}, value reflect.Value, verb int,
return true
}
+var (
+ intBits = uintptr(reflect.Typeof(int(0)).Size() * 8)
+ floatBits = uintptr(reflect.Typeof(float(0)).Size() * 8)
+ complexBits = uintptr(reflect.Typeof(complex(0+0i)).Size() * 8)
+ uintptrBits = uintptr(reflect.Typeof(uintptr(0)).Size() * 8)
+)
+
func (p *pp) printField(field interface{}, verb int, plus, sharp bool, depth int) (was_string bool) {
if field != nil {
switch {
@@ -724,47 +727,21 @@ BigSwitch:
case *reflect.BoolValue:
p.fmtBool(f.Get(), verb, field)
case *reflect.IntValue:
- p.fmtInt64(int64(f.Get()), verb, field)
- case *reflect.Int8Value:
- p.fmtInt64(int64(f.Get()), verb, field)
- case *reflect.Int16Value:
- p.fmtInt64(int64(f.Get()), verb, field)
- case *reflect.Int32Value:
- p.fmtInt64(int64(f.Get()), verb, field)
- case *reflect.Int64Value:
p.fmtInt64(f.Get(), verb, field)
case *reflect.UintValue:
p.fmtUint64(uint64(f.Get()), verb, sharp, field)
- case *reflect.Uint8Value:
- p.fmtUint64(uint64(f.Get()), verb, sharp, field)
- case *reflect.Uint16Value:
- p.fmtUint64(uint64(f.Get()), verb, sharp, field)
- case *reflect.Uint32Value:
- p.fmtUint64(uint64(f.Get()), verb, sharp, field)
- case *reflect.Uint64Value:
- p.fmtUint64(f.Get(), verb, sharp, field)
- case *reflect.UintptrValue:
- p.fmtUint64(uint64(f.Get()), verb, sharp, field)
case *reflect.FloatValue:
- if floatBits == 32 {
+ if f.Type().Size() == 4 {
p.fmtFloat32(float32(f.Get()), verb, field)
} else {
p.fmtFloat64(float64(f.Get()), verb, field)
}
- case *reflect.Float32Value:
- p.fmtFloat64(float64(f.Get()), verb, field)
- case *reflect.Float64Value:
- p.fmtFloat64(f.Get(), verb, field)
case *reflect.ComplexValue:
- if complexBits == 64 {
+ if f.Type().Size() == 8 {
p.fmtComplex64(complex64(f.Get()), verb, field)
} else {
p.fmtComplex128(complex128(f.Get()), verb, field)
}
- case *reflect.Complex64Value:
- p.fmtComplex64(f.Get(), verb, field)
- case *reflect.Complex128Value:
- p.fmtComplex128(f.Get(), verb, field)
case *reflect.StringValue:
p.fmtString(f.Get(), verb, sharp, field)
case *reflect.MapValue:
diff --git a/src/pkg/fmt/scan.go b/src/pkg/fmt/scan.go
index 87076e8fc..94383807a 100644
--- a/src/pkg/fmt/scan.go
+++ b/src/pkg/fmt/scan.go
@@ -353,8 +353,6 @@ func (s *ss) typeError(field interface{}, expected string) {
s.errorString("expected field of type pointer to " + expected + "; found " + reflect.Typeof(field).String())
}
-var intBits = uint(reflect.Typeof(int(0)).Size() * 8)
-var uintptrBits = uint(reflect.Typeof(int(0)).Size() * 8)
var complexError = os.ErrorString("syntax error scanning complex number")
var boolError = os.ErrorString("syntax error scanning boolean")
@@ -458,7 +456,7 @@ func (s *ss) scanNumber(digits string) string {
}
// scanRune returns the next rune value in the input.
-func (s *ss) scanRune(bitSize uint) int64 {
+func (s *ss) scanRune(bitSize uintptr) int64 {
rune := int64(s.mustGetRune())
x := (rune << (64 - bitSize)) >> (64 - bitSize)
if x != rune {
@@ -469,7 +467,7 @@ func (s *ss) scanRune(bitSize uint) int64 {
// scanInt returns the value of the integer represented by the next
// token, checking for overflow. Any error is stored in s.err.
-func (s *ss) scanInt(verb int, bitSize uint) int64 {
+func (s *ss) scanInt(verb int, bitSize uintptr) int64 {
if verb == 'c' {
return s.scanRune(bitSize)
}
@@ -490,7 +488,7 @@ func (s *ss) scanInt(verb int, bitSize uint) int64 {
// scanUint returns the value of the unsigned integer represented
// by the next token, checking for overflow. Any error is stored in s.err.
-func (s *ss) scanUint(verb int, bitSize uint) uint64 {
+func (s *ss) scanUint(verb int, bitSize uintptr) uint64 {
if verb == 'c' {
return uint64(s.scanRune(bitSize))
}
@@ -559,27 +557,9 @@ func (s *ss) complexTokens() (real, imag string) {
return real, imagSign + imag
}
-// convertFloat converts the string to a float value.
-func (s *ss) convertFloat(str string) float64 {
- f, err := strconv.Atof(str)
- if err != nil {
- s.error(err)
- }
- return float64(f)
-}
-
-// convertFloat32 converts the string to a float32 value.
-func (s *ss) convertFloat32(str string) float64 {
- f, err := strconv.Atof32(str)
- if err != nil {
- s.error(err)
- }
- return float64(f)
-}
-
-// convertFloat64 converts the string to a float64 value.
-func (s *ss) convertFloat64(str string) float64 {
- f, err := strconv.Atof64(str)
+// convertFloat converts the string to a float64value.
+func (s *ss) convertFloat(str string, n int) float64 {
+ f, err := strconv.AtofN(str, n)
if err != nil {
s.error(err)
}
@@ -590,14 +570,14 @@ func (s *ss) convertFloat64(str string) float64 {
// The atof argument is a type-specific reader for the underlying type.
// If we're reading complex64, atof will parse float32s and convert them
// to float64's to avoid reproducing this code for each complex type.
-func (s *ss) scanComplex(verb int, atof func(*ss, string) float64) complex128 {
+func (s *ss) scanComplex(verb int, n int) complex128 {
if !s.okVerb(verb, floatVerbs, "complex") {
return 0
}
s.skipSpace()
sreal, simag := s.complexTokens()
- real := atof(s, sreal)
- imag := atof(s, simag)
+ real := s.convertFloat(sreal, n/2)
+ imag := s.convertFloat(simag, n/2)
return cmplx(real, imag)
}
@@ -725,11 +705,11 @@ func (s *ss) scanOne(verb int, field interface{}) {
case *bool:
*v = s.scanBool(verb)
case *complex:
- *v = complex(s.scanComplex(verb, (*ss).convertFloat))
+ *v = complex(s.scanComplex(verb, int(complexBits)))
case *complex64:
- *v = complex64(s.scanComplex(verb, (*ss).convertFloat32))
+ *v = complex64(s.scanComplex(verb, 64))
case *complex128:
- *v = s.scanComplex(verb, (*ss).convertFloat64)
+ *v = s.scanComplex(verb, 128)
case *int:
*v = int(s.scanInt(verb, intBits))
case *int8:
@@ -757,17 +737,17 @@ func (s *ss) scanOne(verb int, field interface{}) {
case *float:
if s.okVerb(verb, floatVerbs, "float") {
s.skipSpace()
- *v = float(s.convertFloat(s.floatToken()))
+ *v = float(s.convertFloat(s.floatToken(), int(floatBits)))
}
case *float32:
if s.okVerb(verb, floatVerbs, "float32") {
s.skipSpace()
- *v = float32(s.convertFloat32(s.floatToken()))
+ *v = float32(s.convertFloat(s.floatToken(), 32))
}
case *float64:
if s.okVerb(verb, floatVerbs, "float64") {
s.skipSpace()
- *v = s.convertFloat64(s.floatToken())
+ *v = s.convertFloat(s.floatToken(), 64)
}
case *string:
*v = s.convertString(verb)
@@ -786,55 +766,27 @@ func (s *ss) scanOne(verb int, field interface{}) {
case *reflect.BoolValue:
v.Set(s.scanBool(verb))
case *reflect.IntValue:
- v.Set(int(s.scanInt(verb, intBits)))
- case *reflect.Int8Value:
- v.Set(int8(s.scanInt(verb, 8)))
- case *reflect.Int16Value:
- v.Set(int16(s.scanInt(verb, 16)))
- case *reflect.Int32Value:
- v.Set(int32(s.scanInt(verb, 32)))
- case *reflect.Int64Value:
- v.Set(s.scanInt(verb, 64))
+ v.Set(s.scanInt(verb, v.Type().Size()*8))
case *reflect.UintValue:
- v.Set(uint(s.scanUint(verb, intBits)))
- case *reflect.Uint8Value:
- v.Set(uint8(s.scanUint(verb, 8)))
- case *reflect.Uint16Value:
- v.Set(uint16(s.scanUint(verb, 16)))
- case *reflect.Uint32Value:
- v.Set(uint32(s.scanUint(verb, 32)))
- case *reflect.Uint64Value:
- v.Set(s.scanUint(verb, 64))
- case *reflect.UintptrValue:
- v.Set(uintptr(s.scanUint(verb, uintptrBits)))
+ v.Set(s.scanUint(verb, v.Type().Size()*8))
case *reflect.StringValue:
v.Set(s.convertString(verb))
case *reflect.SliceValue:
// For now, can only handle (renamed) []byte.
typ := v.Type().(*reflect.SliceType)
- if _, ok := typ.Elem().(*reflect.Uint8Type); !ok {
+ if typ.Elem().Kind() != reflect.Uint8 {
goto CantHandle
}
str := s.convertString(verb)
v.Set(reflect.MakeSlice(typ, len(str), len(str)))
for i := 0; i < len(str); i++ {
- v.Elem(i).(*reflect.Uint8Value).Set(str[i])
+ v.Elem(i).(*reflect.UintValue).Set(uint64(str[i]))
}
case *reflect.FloatValue:
s.skipSpace()
- v.Set(float(s.convertFloat(s.floatToken())))
- case *reflect.Float32Value:
- s.skipSpace()
- v.Set(float32(s.convertFloat(s.floatToken())))
- case *reflect.Float64Value:
- s.skipSpace()
- v.Set(s.convertFloat(s.floatToken()))
+ v.Set(s.convertFloat(s.floatToken(), int(v.Type().Size()*8)))
case *reflect.ComplexValue:
- v.Set(complex(s.scanComplex(verb, (*ss).convertFloat)))
- case *reflect.Complex64Value:
- v.Set(complex64(s.scanComplex(verb, (*ss).convertFloat32)))
- case *reflect.Complex128Value:
- v.Set(s.scanComplex(verb, (*ss).convertFloat64))
+ v.Set(s.scanComplex(verb, int(v.Type().Size()*8)))
default:
CantHandle:
s.errorString("Scan: can't handle type: " + val.Type().String())
diff --git a/src/pkg/gob/codec_test.go b/src/pkg/gob/codec_test.go
index 5d70dd637..dad0ac48c 100644
--- a/src/pkg/gob/codec_test.go
+++ b/src/pkg/gob/codec_test.go
@@ -360,7 +360,7 @@ func TestScalarDecInstructions(t *testing.T) {
var data struct {
a int
}
- instr := &decInstr{decOpMap[valueKind(data.a)], 6, 0, 0, ovfl}
+ instr := &decInstr{decOpMap[reflect.Int], 6, 0, 0, ovfl}
state := newDecodeStateFromData(signedResult)
execDec("int", instr, state, t, unsafe.Pointer(&data))
if data.a != 17 {
@@ -373,7 +373,7 @@ func TestScalarDecInstructions(t *testing.T) {
var data struct {
a uint
}
- instr := &decInstr{decOpMap[valueKind(data.a)], 6, 0, 0, ovfl}
+ instr := &decInstr{decOpMap[reflect.Uint], 6, 0, 0, ovfl}
state := newDecodeStateFromData(unsignedResult)
execDec("uint", instr, state, t, unsafe.Pointer(&data))
if data.a != 17 {
@@ -464,7 +464,7 @@ func TestScalarDecInstructions(t *testing.T) {
var data struct {
a uintptr
}
- instr := &decInstr{decOpMap[valueKind(data.a)], 6, 0, 0, ovfl}
+ instr := &decInstr{decOpMap[reflect.Uintptr], 6, 0, 0, ovfl}
state := newDecodeStateFromData(unsignedResult)
execDec("uintptr", instr, state, t, unsafe.Pointer(&data))
if data.a != 17 {
@@ -503,7 +503,7 @@ func TestScalarDecInstructions(t *testing.T) {
var data struct {
a float
}
- instr := &decInstr{decOpMap[valueKind(data.a)], 6, 0, 0, ovfl}
+ instr := &decInstr{decOpMap[reflect.Float], 6, 0, 0, ovfl}
state := newDecodeStateFromData(floatResult)
execDec("float", instr, state, t, unsafe.Pointer(&data))
if data.a != 17 {
diff --git a/src/pkg/gob/decode.go b/src/pkg/gob/decode.go
index 016134e64..459acaf0b 100644
--- a/src/pkg/gob/decode.go
+++ b/src/pkg/gob/decode.go
@@ -540,19 +540,19 @@ func ignoreSlice(state *decodeState, elemOp decOp) os.Error {
return ignoreArrayHelper(state, elemOp, int(decodeUint(state)))
}
-var decOpMap = map[reflect.Type]decOp{
- valueKind(false): decBool,
- valueKind(int8(0)): decInt8,
- valueKind(int16(0)): decInt16,
- valueKind(int32(0)): decInt32,
- valueKind(int64(0)): decInt64,
- valueKind(uint8(0)): decUint8,
- valueKind(uint16(0)): decUint16,
- valueKind(uint32(0)): decUint32,
- valueKind(uint64(0)): decUint64,
- valueKind(float32(0)): decFloat32,
- valueKind(float64(0)): decFloat64,
- valueKind("x"): decString,
+var decOpMap = map[reflect.Kind]decOp{
+ reflect.Bool: decBool,
+ reflect.Int8: decInt8,
+ reflect.Int16: decInt16,
+ reflect.Int32: decInt32,
+ reflect.Int64: decInt64,
+ reflect.Uint8: decUint8,
+ reflect.Uint16: decUint16,
+ reflect.Uint32: decUint32,
+ reflect.Uint64: decUint64,
+ reflect.Float32: decFloat32,
+ reflect.Float64: decFloat64,
+ reflect.String: decString,
}
var decIgnoreOpMap = map[typeId]decOp{
@@ -568,7 +568,7 @@ var decIgnoreOpMap = map[typeId]decOp{
// the indirection count to reach it.
func (dec *Decoder) decOpFor(wireId typeId, rt reflect.Type, name string) (decOp, int, os.Error) {
typ, indir := indirect(rt)
- op, ok := decOpMap[reflect.Typeof(typ)]
+ op, ok := decOpMap[typ.Kind()]
if !ok {
// Special cases
switch t := typ.(type) {
@@ -604,7 +604,7 @@ func (dec *Decoder) decOpFor(wireId typeId, rt reflect.Type, name string) (decOp
case *reflect.SliceType:
name = "element of " + name
- if _, ok := t.Elem().(*reflect.Uint8Type); ok {
+ if t.Elem().Kind() == reflect.Uint8 {
op = decUint8Array
break
}
@@ -718,11 +718,11 @@ func (dec *Decoder) compatibleType(fr reflect.Type, fw typeId) bool {
return false
case *reflect.BoolType:
return fw == tBool
- case *reflect.IntType, *reflect.Int8Type, *reflect.Int16Type, *reflect.Int32Type, *reflect.Int64Type:
+ case *reflect.IntType:
return fw == tInt
- case *reflect.UintType, *reflect.Uint8Type, *reflect.Uint16Type, *reflect.Uint32Type, *reflect.Uint64Type, *reflect.UintptrType:
+ case *reflect.UintType:
return fw == tUint
- case *reflect.FloatType, *reflect.Float32Type, *reflect.Float64Type:
+ case *reflect.FloatType:
return fw == tFloat
case *reflect.StringType:
return fw == tString
@@ -742,8 +742,7 @@ func (dec *Decoder) compatibleType(fr reflect.Type, fw typeId) bool {
return dec.compatibleType(t.Key(), mapType.Key) && dec.compatibleType(t.Elem(), mapType.Elem)
case *reflect.SliceType:
// Is it an array of bytes?
- et := t.Elem()
- if _, ok := et.(*reflect.Uint8Type); ok {
+ if t.Elem().Kind() == reflect.Uint8 {
return fw == tBytes
}
// Extract and compare element types.
@@ -874,7 +873,7 @@ func init() {
default:
panic("gob: unknown size of float")
}
- decOpMap[valueKind(float(0))] = op
+ decOpMap[reflect.Float] = op
// A similar assumption about int and uint. Also assume int and uint have the same size.
var uop decOp
@@ -888,8 +887,8 @@ func init() {
default:
panic("gob: unknown size of int/uint")
}
- decOpMap[valueKind(int(0))] = op
- decOpMap[valueKind(uint(0))] = uop
+ decOpMap[reflect.Int] = op
+ decOpMap[reflect.Uint] = uop
// Finally uintptr
switch unsafe.Sizeof(uintptr(0)) {
@@ -900,5 +899,5 @@ func init() {
default:
panic("gob: unknown size of uintptr")
}
- decOpMap[valueKind(uintptr(0))] = uop
+ decOpMap[reflect.Uintptr] = uop
}
diff --git a/src/pkg/gob/encode.go b/src/pkg/gob/encode.go
index 7855aca14..93f9e509b 100644
--- a/src/pkg/gob/encode.go
+++ b/src/pkg/gob/encode.go
@@ -601,35 +601,35 @@ func encodeMap(b *bytes.Buffer, rt reflect.Type, p uintptr, keyOp, elemOp encOp,
return state.err
}
-var encOpMap = map[reflect.Type]encOp{
- valueKind(false): encBool,
- valueKind(int(0)): encInt,
- valueKind(int8(0)): encInt8,
- valueKind(int16(0)): encInt16,
- valueKind(int32(0)): encInt32,
- valueKind(int64(0)): encInt64,
- valueKind(uint(0)): encUint,
- valueKind(uint8(0)): encUint8,
- valueKind(uint16(0)): encUint16,
- valueKind(uint32(0)): encUint32,
- valueKind(uint64(0)): encUint64,
- valueKind(uintptr(0)): encUintptr,
- valueKind(float(0)): encFloat,
- valueKind(float32(0)): encFloat32,
- valueKind(float64(0)): encFloat64,
- valueKind("x"): encString,
+var encOpMap = map[reflect.Kind]encOp{
+ reflect.Bool: encBool,
+ reflect.Int: encInt,
+ reflect.Int8: encInt8,
+ reflect.Int16: encInt16,
+ reflect.Int32: encInt32,
+ reflect.Int64: encInt64,
+ reflect.Uint: encUint,
+ reflect.Uint8: encUint8,
+ reflect.Uint16: encUint16,
+ reflect.Uint32: encUint32,
+ reflect.Uint64: encUint64,
+ reflect.Uintptr: encUintptr,
+ reflect.Float: encFloat,
+ reflect.Float32: encFloat32,
+ reflect.Float64: encFloat64,
+ reflect.String: encString,
}
// Return the encoding op for the base type under rt and
// the indirection count to reach it.
func encOpFor(rt reflect.Type) (encOp, int, os.Error) {
typ, indir := indirect(rt)
- op, ok := encOpMap[reflect.Typeof(typ)]
+ op, ok := encOpMap[typ.Kind()]
if !ok {
// Special cases
switch t := typ.(type) {
case *reflect.SliceType:
- if _, ok := t.Elem().(*reflect.Uint8Type); ok {
+ if t.Elem().Kind() == reflect.Uint8 {
op = encUint8Array
break
}
diff --git a/src/pkg/gob/encoder.go b/src/pkg/gob/encoder.go
index 3d217e272..e24c18d20 100644
--- a/src/pkg/gob/encoder.go
+++ b/src/pkg/gob/encoder.go
@@ -78,7 +78,7 @@ func (enc *Encoder) sendType(origt reflect.Type) {
return
case *reflect.SliceType:
// If it's []uint8, don't send; it's considered basic.
- if _, ok := rt.Elem().(*reflect.Uint8Type); ok {
+ if rt.Elem().Kind() == reflect.Uint8 {
return
}
// Otherwise we do send.
diff --git a/src/pkg/gob/type.go b/src/pkg/gob/type.go
index 78793ba44..6a3e6ba65 100644
--- a/src/pkg/gob/type.go
+++ b/src/pkg/gob/type.go
@@ -11,8 +11,6 @@ import (
"sync"
)
-type kind reflect.Type
-
// Reflection types are themselves interface values holding structs
// describing the type. Each type has a different struct so that struct can
// be the kind. For example, if typ is the reflect type for an int8, typ is
@@ -20,17 +18,6 @@ type kind reflect.Type
// function, typ is a pointer to a reflect.FuncType struct; we use the type
// of that pointer as the kind.
-// typeKind returns a reflect.Type representing typ's kind. The kind is the
-// general kind of type:
-// int8, int16, int, uint, float, func, chan, struct, and so on.
-// That is, all struct types have the same kind, all func types have the same
-// kind, all int8 types have the same kind, and so on.
-func typeKind(typ reflect.Type) kind { return kind(reflect.Typeof(typ)) }
-
-// valueKind returns the kind of the value type
-// stored inside the interface v.
-func valueKind(v interface{}) reflect.Type { return typeKind(reflect.Typeof(v)) }
-
// A typeId represents a gob Type as an integer that can be passed on the wire.
// Internally, typeIds are used as keys to a map to recover the underlying type info.
type typeId int32
@@ -245,13 +232,13 @@ func newTypeObject(name string, rt reflect.Type) (gobType, os.Error) {
case *reflect.BoolType:
return tBool.gobType(), nil
- case *reflect.IntType, *reflect.Int8Type, *reflect.Int16Type, *reflect.Int32Type, *reflect.Int64Type:
+ case *reflect.IntType:
return tInt.gobType(), nil
- case *reflect.UintType, *reflect.Uint8Type, *reflect.Uint16Type, *reflect.Uint32Type, *reflect.Uint64Type, *reflect.UintptrType:
+ case *reflect.UintType:
return tUint.gobType(), nil
- case *reflect.FloatType, *reflect.Float32Type, *reflect.Float64Type:
+ case *reflect.FloatType:
return tFloat.gobType(), nil
case *reflect.StringType:
@@ -277,7 +264,7 @@ func newTypeObject(name string, rt reflect.Type) (gobType, os.Error) {
case *reflect.SliceType:
// []byte == []uint8 is a special case
- if _, ok := t.Elem().(*reflect.Uint8Type); ok {
+ if t.Elem().Kind() == reflect.Uint8 {
return tBytes.gobType(), nil
}
gt, err := getType(t.Elem().Name(), t.Elem())
@@ -413,7 +400,7 @@ func getTypeInfo(rt reflect.Type) (*typeInfo, os.Error) {
info.wire = &wireType{mapT: t.(*mapType)}
case *reflect.SliceType:
// []byte == []uint8 is a special case handled separately
- if _, ok := typ.Elem().(*reflect.Uint8Type); !ok {
+ if typ.Elem().Kind() != reflect.Uint8 {
info.wire = &wireType{sliceT: t.(*sliceType)}
}
case *reflect.StructType:
diff --git a/src/pkg/json/decode.go b/src/pkg/json/decode.go
index 9295bd2dc..6f768d4b8 100644
--- a/src/pkg/json/decode.go
+++ b/src/pkg/json/decode.go
@@ -572,101 +572,24 @@ func (d *decodeState) literal(v reflect.Value) {
v.Set(reflect.NewValue(n))
case *reflect.IntValue:
- n, err := strconv.Atoi(s)
- if err != nil {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(n)
- case *reflect.Int8Value:
- n, err := strconv.Atoi(s)
- if err != nil || int(int8(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(int8(n))
- case *reflect.Int16Value:
- n, err := strconv.Atoi(s)
- if err != nil || int(int16(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(int16(n))
- case *reflect.Int32Value:
- n, err := strconv.Atoi(s)
- if err != nil || int(int32(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(int32(n))
- case *reflect.Int64Value:
n, err := strconv.Atoi64(s)
- if err != nil {
+ if err != nil || v.Overflow(n) {
d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
break
}
v.Set(n)
case *reflect.UintValue:
- n, err := strconv.Atoui(s)
- if err != nil {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(n)
- case *reflect.Uint8Value:
- n, err := strconv.Atoui(s)
- if err != nil || uint(uint8(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(uint8(n))
- case *reflect.Uint16Value:
- n, err := strconv.Atoui(s)
- if err != nil || uint(uint16(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(uint16(n))
- case *reflect.Uint32Value:
- n, err := strconv.Atoui(s)
- if err != nil || uint(uint32(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(uint32(n))
- case *reflect.Uint64Value:
n, err := strconv.Atoui64(s)
- if err != nil {
+ if err != nil || v.Overflow(n) {
d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
break
}
v.Set(n)
- case *reflect.UintptrValue:
- n, err := strconv.Atoui64(s)
- if err != nil || uint64(uintptr(n)) != n {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(uintptr(n))
case *reflect.FloatValue:
- n, err := strconv.Atof(s)
- if err != nil {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(n)
- case *reflect.Float32Value:
- n, err := strconv.Atof32(s)
- if err != nil {
- d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
- break
- }
- v.Set(n)
- case *reflect.Float64Value:
- n, err := strconv.Atof64(s)
- if err != nil {
+ n, err := strconv.AtofN(s, int(v.Type().Size()*8))
+ if err != nil || v.Overflow(n) {
d.saveError(&UnmarshalTypeError{"number " + s, v.Type()})
break
}
diff --git a/src/pkg/json/encode.go b/src/pkg/json/encode.go
index 839657c36..8b0f78488 100644
--- a/src/pkg/json/encode.go
+++ b/src/pkg/json/encode.go
@@ -156,35 +156,13 @@ func (e *encodeState) reflectValue(v reflect.Value) {
}
case *reflect.IntValue:
- e.WriteString(strconv.Itoa(v.Get()))
- case *reflect.Int8Value:
- e.WriteString(strconv.Itoa(int(v.Get())))
- case *reflect.Int16Value:
- e.WriteString(strconv.Itoa(int(v.Get())))
- case *reflect.Int32Value:
- e.WriteString(strconv.Itoa(int(v.Get())))
- case *reflect.Int64Value:
e.WriteString(strconv.Itoa64(v.Get()))
case *reflect.UintValue:
- e.WriteString(strconv.Uitoa(v.Get()))
- case *reflect.Uint8Value:
- e.WriteString(strconv.Uitoa(uint(v.Get())))
- case *reflect.Uint16Value:
- e.WriteString(strconv.Uitoa(uint(v.Get())))
- case *reflect.Uint32Value:
- e.WriteString(strconv.Uitoa(uint(v.Get())))
- case *reflect.Uint64Value:
e.WriteString(strconv.Uitoa64(v.Get()))
- case *reflect.UintptrValue:
- e.WriteString(strconv.Uitoa64(uint64(v.Get())))
case *reflect.FloatValue:
- e.WriteString(strconv.Ftoa(v.Get(), 'g', -1))
- case *reflect.Float32Value:
- e.WriteString(strconv.Ftoa32(v.Get(), 'g', -1))
- case *reflect.Float64Value:
- e.WriteString(strconv.Ftoa64(v.Get(), 'g', -1))
+ e.WriteString(strconv.FtoaN(v.Get(), 'g', -1, int(v.Type().Size()*8)))
case *reflect.StringValue:
e.string(v.Get())
diff --git a/src/pkg/net/dnsmsg.go b/src/pkg/net/dnsmsg.go
index 630dbd1e9..f136b8c08 100644
--- a/src/pkg/net/dnsmsg.go
+++ b/src/pkg/net/dnsmsg.go
@@ -369,28 +369,33 @@ func packStructValue(val *reflect.StructValue, msg []byte, off int) (off1 int, o
f := val.Type().(*reflect.StructType).Field(i)
switch fv := val.Field(i).(type) {
default:
+ BadType:
fmt.Fprintf(os.Stderr, "net: dns: unknown packing type %v", f.Type)
return len(msg), false
case *reflect.StructValue:
off, ok = packStructValue(fv, msg, off)
- case *reflect.Uint16Value:
+ case *reflect.UintValue:
i := fv.Get()
- if off+2 > len(msg) {
- return len(msg), false
- }
- msg[off] = byte(i >> 8)
- msg[off+1] = byte(i)
- off += 2
- case *reflect.Uint32Value:
- i := fv.Get()
- if off+4 > len(msg) {
- return len(msg), false
+ switch fv.Type().Kind() {
+ default:
+ goto BadType
+ case reflect.Uint16:
+ if off+2 > len(msg) {
+ return len(msg), false
+ }
+ msg[off] = byte(i >> 8)
+ msg[off+1] = byte(i)
+ off += 2
+ case reflect.Uint32:
+ if off+4 > len(msg) {
+ return len(msg), false
+ }
+ msg[off] = byte(i >> 24)
+ msg[off+1] = byte(i >> 16)
+ msg[off+2] = byte(i >> 8)
+ msg[off+3] = byte(i)
+ off += 4
}
- msg[off] = byte(i >> 24)
- msg[off+1] = byte(i >> 16)
- msg[off+2] = byte(i >> 8)
- msg[off+3] = byte(i)
- off += 4
case *reflect.StringValue:
// There are multiple string encodings.
// The tag distinguishes ordinary strings from domain names.
@@ -438,24 +443,30 @@ func unpackStructValue(val *reflect.StructValue, msg []byte, off int) (off1 int,
f := val.Type().(*reflect.StructType).Field(i)
switch fv := val.Field(i).(type) {
default:
+ BadType:
fmt.Fprintf(os.Stderr, "net: dns: unknown packing type %v", f.Type)
return len(msg), false
case *reflect.StructValue:
off, ok = unpackStructValue(fv, msg, off)
- case *reflect.Uint16Value:
- if off+2 > len(msg) {
- return len(msg), false
- }
- i := uint16(msg[off])<<8 | uint16(msg[off+1])
- fv.Set(i)
- off += 2
- case *reflect.Uint32Value:
- if off+4 > len(msg) {
- return len(msg), false
+ case *reflect.UintValue:
+ switch fv.Type().Kind() {
+ default:
+ goto BadType
+ case reflect.Uint16:
+ if off+2 > len(msg) {
+ return len(msg), false
+ }
+ i := uint16(msg[off])<<8 | uint16(msg[off+1])
+ fv.Set(uint64(i))
+ off += 2
+ case reflect.Uint32:
+ if off+4 > len(msg) {
+ return len(msg), false
+ }
+ i := uint32(msg[off])<<24 | uint32(msg[off+1])<<16 | uint32(msg[off+2])<<8 | uint32(msg[off+3])
+ fv.Set(uint64(i))
+ off += 4
}
- i := uint32(msg[off])<<24 | uint32(msg[off+1])<<16 | uint32(msg[off+2])<<8 | uint32(msg[off+3])
- fv.Set(i)
- off += 4
case *reflect.StringValue:
var s string
switch f.Tag {
@@ -508,7 +519,7 @@ func printStructValue(val *reflect.StructValue) string {
fval := val.Field(i)
if fv, ok := fval.(*reflect.StructValue); ok {
s += printStructValue(fv)
- } else if fv, ok := fval.(*reflect.Uint32Value); ok && f.Tag == "ipv4" {
+ } else if fv, ok := fval.(*reflect.UintValue); ok && f.Tag == "ipv4" {
i := fv.Get()
s += IPv4(byte(i>>24), byte(i>>16), byte(i>>8), byte(i)).String()
} else {
diff --git a/src/pkg/reflect/all_test.go b/src/pkg/reflect/all_test.go
index 6b1fd3206..e2c57dadb 100644
--- a/src/pkg/reflect/all_test.go
+++ b/src/pkg/reflect/all_test.go
@@ -164,8 +164,8 @@ var valueTests = []pair{
pair{(uint16)(0), "16"},
pair{(uint32)(0), "32"},
pair{(uint64)(0), "64"},
- pair{(float32)(0), "32.1"},
- pair{(float64)(0), "64.2"},
+ pair{(float32)(0), "256.25"},
+ pair{(float64)(0), "512.125"},
pair{(string)(""), "stringy cheese"},
pair{(bool)(false), "true"},
pair{(*int8)(nil), "*int8(0)"},
@@ -219,31 +219,49 @@ func TestSet(t *testing.T) {
v := NewValue(tt.i)
switch v := v.(type) {
case *IntValue:
- v.Set(132)
- case *Int8Value:
- v.Set(8)
- case *Int16Value:
- v.Set(16)
- case *Int32Value:
- v.Set(32)
- case *Int64Value:
- v.Set(64)
+ switch v.Type().Kind() {
+ case Int:
+ v.Set(132)
+ case Int8:
+ v.Set(8)
+ case Int16:
+ v.Set(16)
+ case Int32:
+ v.Set(32)
+ case Int64:
+ v.Set(64)
+ }
case *UintValue:
- v.Set(132)
- case *Uint8Value:
- v.Set(8)
- case *Uint16Value:
- v.Set(16)
- case *Uint32Value:
- v.Set(32)
- case *Uint64Value:
- v.Set(64)
+ switch v.Type().Kind() {
+ case Uint:
+ v.Set(132)
+ case Uint8:
+ v.Set(8)
+ case Uint16:
+ v.Set(16)
+ case Uint32:
+ v.Set(32)
+ case Uint64:
+ v.Set(64)
+ }
case *FloatValue:
- v.Set(3200.0)
- case *Float32Value:
- v.Set(32.1)
- case *Float64Value:
- v.Set(64.2)
+ switch v.Type().Kind() {
+ case Float:
+ v.Set(128.5)
+ case Float32:
+ v.Set(256.25)
+ case Float64:
+ v.Set(512.125)
+ }
+ case *ComplexValue:
+ switch v.Type().Kind() {
+ case Complex:
+ v.Set(53200.0 + 100i)
+ case Complex64:
+ v.Set(532.125 + 10i)
+ case Complex128:
+ v.Set(564.25 + 1i)
+ }
case *StringValue:
v.Set("stringy cheese")
case *BoolValue:
@@ -261,31 +279,50 @@ func TestSetValue(t *testing.T) {
v := NewValue(tt.i)
switch v := v.(type) {
case *IntValue:
- v.SetValue(NewValue(int(132)))
- case *Int8Value:
- v.SetValue(NewValue(int8(8)))
- case *Int16Value:
- v.SetValue(NewValue(int16(16)))
- case *Int32Value:
- v.SetValue(NewValue(int32(32)))
- case *Int64Value:
- v.SetValue(NewValue(int64(64)))
+ switch v.Type().Kind() {
+ case Int:
+ v.SetValue(NewValue(int(132)))
+ case Int8:
+ v.SetValue(NewValue(int8(8)))
+ case Int16:
+ v.SetValue(NewValue(int16(16)))
+ case Int32:
+ v.SetValue(NewValue(int32(32)))
+ case Int64:
+ v.SetValue(NewValue(int64(64)))
+ }
case *UintValue:
- v.SetValue(NewValue(uint(132)))
- case *Uint8Value:
- v.SetValue(NewValue(uint8(8)))
- case *Uint16Value:
- v.SetValue(NewValue(uint16(16)))
- case *Uint32Value:
- v.SetValue(NewValue(uint32(32)))
- case *Uint64Value:
- v.SetValue(NewValue(uint64(64)))
+ switch v.Type().Kind() {
+ case Uint:
+ v.SetValue(NewValue(uint(132)))
+ case Uint8:
+ v.SetValue(NewValue(uint8(8)))
+ case Uint16:
+ v.SetValue(NewValue(uint16(16)))
+ case Uint32:
+ v.SetValue(NewValue(uint32(32)))
+ case Uint64:
+ v.SetValue(NewValue(uint64(64)))
+ }
case *FloatValue:
- v.SetValue(NewValue(float(3200.0)))
- case *Float32Value:
- v.SetValue(NewValue(float32(32.1)))
- case *Float64Value:
- v.SetValue(NewValue(float64(64.2)))
+ switch v.Type().Kind() {
+ case Float:
+ v.SetValue(NewValue(float(128.5)))
+ case Float32:
+ v.SetValue(NewValue(float32(256.25)))
+ case Float64:
+ v.SetValue(NewValue(float64(512.125)))
+ }
+ case *ComplexValue:
+ switch v.Type().Kind() {
+ case Complex:
+ v.SetValue(NewValue(complex(53200.0 + 100i)))
+ case Complex64:
+ v.SetValue(NewValue(complex64(532.125 + 10i)))
+ case Complex128:
+ v.SetValue(NewValue(complex128(564.25 + 1i)))
+ }
+
case *StringValue:
v.SetValue(NewValue("stringy cheese"))
case *BoolValue:
@@ -302,7 +339,7 @@ var _i = 7
var valueToStringTests = []pair{
pair{123, "123"},
- pair{123.4, "123.4"},
+ pair{123.5, "123.5"},
pair{byte(123), "123"},
pair{"abc", "abc"},
pair{T{123, 456.75, "hello", &_i}, "reflect_test.T{123, 456.75, hello, *int(&7)}"},
@@ -606,9 +643,9 @@ func TestDeepEqualRecursiveStruct(t *testing.T) {
}
}
-type Complex struct {
+type _Complex struct {
a int
- b [3]*Complex
+ b [3]*_Complex
c *string
d map[float]float
}
@@ -616,9 +653,9 @@ type Complex struct {
func TestDeepEqualComplexStruct(t *testing.T) {
m := make(map[float]float)
stra, strb := "hello", "hello"
- a, b := new(Complex), new(Complex)
- *a = Complex{5, [3]*Complex{a, b, a}, &stra, m}
- *b = Complex{5, [3]*Complex{b, a, a}, &strb, m}
+ a, b := new(_Complex), new(_Complex)
+ *a = _Complex{5, [3]*_Complex{a, b, a}, &stra, m}
+ *b = _Complex{5, [3]*_Complex{b, a, a}, &strb, m}
if !DeepEqual(a, b) {
t.Error("DeepEqual(complex same) = false, want true")
}
@@ -627,9 +664,9 @@ func TestDeepEqualComplexStruct(t *testing.T) {
func TestDeepEqualComplexStructInequality(t *testing.T) {
m := make(map[float]float)
stra, strb := "hello", "helloo" // Difference is here
- a, b := new(Complex), new(Complex)
- *a = Complex{5, [3]*Complex{a, b, a}, &stra, m}
- *b = Complex{5, [3]*Complex{b, a, a}, &strb, m}
+ a, b := new(_Complex), new(_Complex)
+ *a = _Complex{5, [3]*_Complex{a, b, a}, &stra, m}
+ *b = _Complex{5, [3]*_Complex{b, a, a}, &strb, m}
if DeepEqual(a, b) {
t.Error("DeepEqual(complex different) = true, want false")
}
@@ -830,7 +867,7 @@ func TestMap(t *testing.T) {
// Check that value lookup is correct.
vv := mv.Elem(NewValue(k))
- if vi := vv.(*IntValue).Get(); vi != v {
+ if vi := vv.(*IntValue).Get(); vi != int64(v) {
t.Errorf("Key %q: have value %d, want %d", vi, v)
}
@@ -982,9 +1019,9 @@ func TestFunc(t *testing.T) {
t.Fatalf("Call returned %d values, want 3", len(ret))
}
- i := ret[0].(*Uint8Value).Get()
+ i := ret[0].(*UintValue).Get()
j := ret[1].(*IntValue).Get()
- k := ret[2].(*Uint8Value).Get()
+ k := ret[2].(*UintValue).Get()
if i != 10 || j != 20 || k != 30 {
t.Errorf("Call returned %d, %d, %d; want 10, 20, 30", i, j, k)
}
diff --git a/src/pkg/reflect/tostring_test.go b/src/pkg/reflect/tostring_test.go
index cced0580a..a1487fdd2 100644
--- a/src/pkg/reflect/tostring_test.go
+++ b/src/pkg/reflect/tostring_test.go
@@ -23,35 +23,14 @@ func valueToString(val Value) string {
typ := val.Type()
switch val := val.(type) {
case *IntValue:
- return strconv.Uitoa64(uint64(val.Get()))
- case *Int8Value:
- return strconv.Itoa64(int64(val.Get()))
- case *Int16Value:
- return strconv.Itoa64(int64(val.Get()))
- case *Int32Value:
- return strconv.Itoa64(int64(val.Get()))
- case *Int64Value:
- return strconv.Itoa64(int64(val.Get()))
+ return strconv.Itoa64(val.Get())
case *UintValue:
- return strconv.Itoa64(int64(val.Get()))
- case *Uint8Value:
- return strconv.Itoa64(int64(val.Get()))
- case *Uint16Value:
- return strconv.Itoa64(int64(val.Get()))
- case *Uint32Value:
- return strconv.Itoa64(int64(val.Get()))
- case *Uint64Value:
- return strconv.Uitoa64(uint64(val.Get()))
+ return strconv.Uitoa64(val.Get())
case *FloatValue:
- if strconv.FloatSize == 32 {
- return strconv.Ftoa32(float32(val.Get()), 'g', -1)
- } else {
- return strconv.Ftoa64(float64(val.Get()), 'g', -1)
- }
- case *Float32Value:
- return strconv.Ftoa32(val.Get(), 'g', -1)
- case *Float64Value:
- return strconv.Ftoa64(val.Get(), 'g', -1)
+ return strconv.Ftoa64(float64(val.Get()), 'g', -1)
+ case *ComplexValue:
+ c := val.Get()
+ return strconv.Ftoa64(float64(real(c)), 'g', -1) + "+" + strconv.Ftoa64(float64(imag(c)), 'g', -1) + "i"
case *StringValue:
return val.Get()
case *BoolValue:
diff --git a/src/pkg/reflect/type.go b/src/pkg/reflect/type.go
index 6016b0dc0..5fadcf269 100644
--- a/src/pkg/reflect/type.go
+++ b/src/pkg/reflect/type.go
@@ -40,6 +40,7 @@ type commonType struct {
alg uint8
align uint8
fieldAlign uint8
+ kind uint8
string *string
*uncommonType
}
@@ -64,81 +65,21 @@ type BoolType struct {
commonType
}
-// Float32Type represents a float32 type.
-type Float32Type struct {
- commonType
-}
-
-// Float64Type represents a float64 type.
-type Float64Type struct {
- commonType
-}
-
// FloatType represents a float type.
type FloatType struct {
commonType
}
-// Complex64Type represents a complex64 type.
-type Complex64Type struct {
- commonType
-}
-
-// Complex128Type represents a complex128 type.
-type Complex128Type struct {
- commonType
-}
-
// ComplexType represents a complex type.
type ComplexType struct {
commonType
}
-// Int16Type represents an int16 type.
-type Int16Type struct {
- commonType
-}
-
-// Int32Type represents an int32 type.
-type Int32Type struct {
- commonType
-}
-
-// Int64Type represents an int64 type.
-type Int64Type struct {
- commonType
-}
-
-// Int8Type represents an int8 type.
-type Int8Type struct {
- commonType
-}
-
-// IntType represents an int type.
+// IntType represents a signed integer type.
type IntType struct {
commonType
}
-// Uint16Type represents a uint16 type.
-type Uint16Type struct {
- commonType
-}
-
-// Uint32Type represents a uint32 type.
-type Uint32Type struct {
- commonType
-}
-
-// Uint64Type represents a uint64 type.
-type Uint64Type struct {
- commonType
-}
-
-// Uint8Type represents a uint8 type.
-type Uint8Type struct {
- commonType
-}
-
// UintType represents a uint type.
type UintType struct {
commonType
@@ -149,11 +90,6 @@ type StringType struct {
commonType
}
-// UintptrType represents a uintptr type.
-type UintptrType struct {
- commonType
-}
-
// UnsafePointerType represents an unsafe.Pointer type.
type UnsafePointerType struct {
commonType
@@ -286,6 +222,9 @@ type Type interface {
// when used as a field in a struct.
FieldAlign() int
+ // Kind returns the specific kind of this type.
+ Kind() Kind
+
// For non-interface types, Method returns the i'th method with receiver T.
// For interface types, Method returns the i'th method in the interface.
// NumMethod returns the number of such methods.
@@ -294,6 +233,84 @@ type Type interface {
uncommon() *uncommonType
}
+// A Kind represents the specific kind of type that a Type represents.
+// For numeric types, the Kind gives more information than the Type's
+// dynamic type. For example, the Type of a float32 is FloatType, but
+// the Kind is Float32.
+//
+// The zero Kind is not a valid kind.
+type Kind uint8
+
+const (
+ Bool Kind = 1 + iota
+ Int
+ Int8
+ Int16
+ Int32
+ Int64
+ Uint
+ Uint8
+ Uint16
+ Uint32
+ Uint64
+ Uintptr
+ Float
+ Float32
+ Float64
+ Complex
+ Complex64
+ Complex128
+ Array
+ Chan
+ Func
+ Interface
+ Map
+ Ptr
+ Slice
+ String
+ Struct
+ UnsafePointer
+)
+
+// High bit says whether type has
+// embedded pointers,to help garbage collector.
+const kindMask = 0x7f
+
+func (k Kind) String() string {
+ if int(k) < len(kindNames) {
+ return kindNames[k]
+ }
+ return "kind" + strconv.Itoa(int(k))
+}
+
+var kindNames = []string{
+ Bool: "bool",
+ Int: "int",
+ Int8: "int8",
+ Int16: "int16",
+ Int32: "int32",
+ Int64: "int64",
+ Uint: "uint",
+ Uint8: "uint8",
+ Uint16: "uint16",
+ Uint32: "uint32",
+ Uint64: "uint64",
+ Uintptr: "uintptr",
+ Float: "float",
+ Float32: "float32",
+ Float64: "float64",
+ Array: "array",
+ Chan: "chan",
+ Func: "func",
+ Interface: "interface",
+ Map: "map",
+ Ptr: "ptr",
+ Slice: "slice",
+ String: "string",
+ Struct: "struct",
+ UnsafePointer: "unsafe.Pointer",
+}
+
func (t *uncommonType) uncommon() *uncommonType {
return t
}
@@ -320,6 +337,8 @@ func (t *commonType) Align() int { return int(t.align) }
func (t *commonType) FieldAlign() int { return int(t.fieldAlign) }
+func (t *commonType) Kind() Kind { return Kind(t.kind & kindMask) }
+
func (t *uncommonType) Method(i int) (m Method) {
if t == nil || i < 0 || i >= len(t.methods) {
return
@@ -603,40 +622,14 @@ func toType(i interface{}) Type {
return (*BoolType)(unsafe.Pointer(v))
case *runtime.FloatType:
return (*FloatType)(unsafe.Pointer(v))
- case *runtime.Float32Type:
- return (*Float32Type)(unsafe.Pointer(v))
- case *runtime.Float64Type:
- return (*Float64Type)(unsafe.Pointer(v))
case *runtime.ComplexType:
return (*ComplexType)(unsafe.Pointer(v))
- case *runtime.Complex64Type:
- return (*Complex64Type)(unsafe.Pointer(v))
- case *runtime.Complex128Type:
- return (*Complex128Type)(unsafe.Pointer(v))
case *runtime.IntType:
return (*IntType)(unsafe.Pointer(v))
- case *runtime.Int8Type:
- return (*Int8Type)(unsafe.Pointer(v))
- case *runtime.Int16Type:
- return (*Int16Type)(unsafe.Pointer(v))
- case *runtime.Int32Type:
- return (*Int32Type)(unsafe.Pointer(v))
- case *runtime.Int64Type:
- return (*Int64Type)(unsafe.Pointer(v))
case *runtime.StringType:
return (*StringType)(unsafe.Pointer(v))
case *runtime.UintType:
return (*UintType)(unsafe.Pointer(v))
- case *runtime.Uint8Type:
- return (*Uint8Type)(unsafe.Pointer(v))
- case *runtime.Uint16Type:
- return (*Uint16Type)(unsafe.Pointer(v))
- case *runtime.Uint32Type:
- return (*Uint32Type)(unsafe.Pointer(v))
- case *runtime.Uint64Type:
- return (*Uint64Type)(unsafe.Pointer(v))
- case *runtime.UintptrType:
- return (*UintptrType)(unsafe.Pointer(v))
case *runtime.UnsafePointerType:
return (*UnsafePointerType)(unsafe.Pointer(v))
case *runtime.ArrayType:
@@ -656,6 +649,7 @@ func toType(i interface{}) Type {
case *runtime.StructType:
return (*StructType)(unsafe.Pointer(v))
}
+ println(i)
panic("toType")
}
diff --git a/src/pkg/reflect/value.go b/src/pkg/reflect/value.go
index 7730fefc3..5505c4624 100644
--- a/src/pkg/reflect/value.go
+++ b/src/pkg/reflect/value.go
@@ -5,6 +5,7 @@
package reflect
import (
+ "math"
"runtime"
"unsafe"
)
@@ -134,57 +135,49 @@ type FloatValue struct {
value
}
-// Get returns the underlying float value.
-func (v *FloatValue) Get() float { return *(*float)(v.addr) }
-
-// Set sets v to the value x.
-func (v *FloatValue) Set(x float) {
- if !v.canSet {
- panic(cannotSet)
+// Get returns the underlying int value.
+func (v *FloatValue) Get() float64 {
+ switch v.typ.(*FloatType).Kind() {
+ case Float:
+ return float64(*(*float)(v.addr))
+ case Float32:
+ return float64(*(*float32)(v.addr))
+ case Float64:
+ return *(*float64)(v.addr)
}
- *(*float)(v.addr) = x
+ panic("reflect: invalid float kind")
}
// Set sets v to the value x.
-func (v *FloatValue) SetValue(x Value) { v.Set(x.(*FloatValue).Get()) }
-
-// Float32Value represents a float32 value.
-type Float32Value struct {
- value
-}
-
-// Get returns the underlying float32 value.
-func (v *Float32Value) Get() float32 { return *(*float32)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Float32Value) Set(x float32) {
+func (v *FloatValue) Set(x float64) {
if !v.canSet {
panic(cannotSet)
}
- *(*float32)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *Float32Value) SetValue(x Value) { v.Set(x.(*Float32Value).Get()) }
-
-// Float64Value represents a float64 value.
-type Float64Value struct {
- value
+ switch v.typ.(*FloatType).Kind() {
+ default:
+ panic("reflect: invalid float kind")
+ case Float:
+ *(*float)(v.addr) = float(x)
+ case Float32:
+ *(*float32)(v.addr) = float32(x)
+ case Float64:
+ *(*float64)(v.addr) = x
+ }
}
-// Get returns the underlying float64 value.
-func (v *Float64Value) Get() float64 { return *(*float64)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Float64Value) Set(x float64) {
- if !v.canSet {
- panic(cannotSet)
+// Overflow returns true if x cannot be represented by the type of v.
+func (v *FloatValue) Overflow(x float64) bool {
+ if v.typ.Size() == 8 {
+ return false
+ }
+ if x < 0 {
+ x = -x
}
- *(*float64)(v.addr) = x
+ return math.MaxFloat32 < x && x <= math.MaxFloat64
}
// Set sets v to the value x.
-func (v *Float64Value) SetValue(x Value) { v.Set(x.(*Float64Value).Get()) }
+func (v *FloatValue) SetValue(x Value) { v.Set(x.(*FloatValue).Get()) }
// ComplexValue represents a complex value.
type ComplexValue struct {
@@ -192,14 +185,33 @@ type ComplexValue struct {
}
// Get returns the underlying complex value.
-func (v *ComplexValue) Get() complex { return *(*complex)(v.addr) }
+func (v *ComplexValue) Get() complex128 {
+ switch v.typ.(*ComplexType).Kind() {
+ case Complex:
+ return complex128(*(*complex)(v.addr))
+ case Complex64:
+ return complex128(*(*complex64)(v.addr))
+ case Complex128:
+ return *(*complex128)(v.addr)
+ }
+ panic("reflect: invalid complex kind")
+}
// Set sets v to the value x.
-func (v *ComplexValue) Set(x complex) {
+func (v *ComplexValue) Set(x complex128) {
if !v.canSet {
panic(cannotSet)
}
- *(*complex)(v.addr) = x
+ switch v.typ.(*ComplexType).Kind() {
+ default:
+ panic("reflect: invalid complex kind")
+ case Complex:
+ *(*complex)(v.addr) = complex(x)
+ case Complex64:
+ *(*complex64)(v.addr) = complex64(x)
+ case Complex128:
+ *(*complex128)(v.addr) = x
+ }
}
// Set sets v to the value x.
@@ -249,95 +261,53 @@ type IntValue struct {
}
// Get returns the underlying int value.
-func (v *IntValue) Get() int { return *(*int)(v.addr) }
-
-// Set sets v to the value x.
-func (v *IntValue) Set(x int) {
- if !v.canSet {
- panic(cannotSet)
- }
- *(*int)(v.addr) = x
+func (v *IntValue) Get() int64 {
+ switch v.typ.(*IntType).Kind() {
+ case Int:
+ return int64(*(*int)(v.addr))
+ case Int8:
+ return int64(*(*int8)(v.addr))
+ case Int16:
+ return int64(*(*int16)(v.addr))
+ case Int32:
+ return int64(*(*int32)(v.addr))
+ case Int64:
+ return *(*int64)(v.addr)
+ }
+ panic("reflect: invalid int kind")
}
// Set sets v to the value x.
-func (v *IntValue) SetValue(x Value) { v.Set(x.(*IntValue).Get()) }
-
-// Int8Value represents an int8 value.
-type Int8Value struct {
- value
-}
-
-// Get returns the underlying int8 value.
-func (v *Int8Value) Get() int8 { return *(*int8)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Int8Value) Set(x int8) {
- if !v.canSet {
- panic(cannotSet)
- }
- *(*int8)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *Int8Value) SetValue(x Value) { v.Set(x.(*Int8Value).Get()) }
-
-// Int16Value represents an int16 value.
-type Int16Value struct {
- value
-}
-
-// Get returns the underlying int16 value.
-func (v *Int16Value) Get() int16 { return *(*int16)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Int16Value) Set(x int16) {
+func (v *IntValue) Set(x int64) {
if !v.canSet {
panic(cannotSet)
}
- *(*int16)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *Int16Value) SetValue(x Value) { v.Set(x.(*Int16Value).Get()) }
-
-// Int32Value represents an int32 value.
-type Int32Value struct {
- value
-}
-
-// Get returns the underlying int32 value.
-func (v *Int32Value) Get() int32 { return *(*int32)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Int32Value) Set(x int32) {
- if !v.canSet {
- panic(cannotSet)
+ switch v.typ.(*IntType).Kind() {
+ default:
+ panic("reflect: invalid int kind")
+ case Int:
+ *(*int)(v.addr) = int(x)
+ case Int8:
+ *(*int8)(v.addr) = int8(x)
+ case Int16:
+ *(*int16)(v.addr) = int16(x)
+ case Int32:
+ *(*int32)(v.addr) = int32(x)
+ case Int64:
+ *(*int64)(v.addr) = x
}
- *(*int32)(v.addr) = x
}
// Set sets v to the value x.
-func (v *Int32Value) SetValue(x Value) { v.Set(x.(*Int32Value).Get()) }
-
-// Int64Value represents an int64 value.
-type Int64Value struct {
- value
-}
-
-// Get returns the underlying int64 value.
-func (v *Int64Value) Get() int64 { return *(*int64)(v.addr) }
+func (v *IntValue) SetValue(x Value) { v.Set(x.(*IntValue).Get()) }
-// Set sets v to the value x.
-func (v *Int64Value) Set(x int64) {
- if !v.canSet {
- panic(cannotSet)
- }
- *(*int64)(v.addr) = x
+// Overflow returns true if x cannot be represented by the type of v.
+func (v *IntValue) Overflow(x int64) bool {
+ bitSize := v.typ.Size() * 8
+ trunc := (x << (64 - bitSize)) >> (64 - bitSize)
+ return x != trunc
}
-// Set sets v to the value x.
-func (v *Int64Value) SetValue(x Value) { v.Set(x.(*Int64Value).Get()) }
-
// StringHeader is the runtime representation of a string.
type StringHeader struct {
Data uintptr
@@ -368,114 +338,57 @@ type UintValue struct {
value
}
-// Get returns the underlying uint value.
-func (v *UintValue) Get() uint { return *(*uint)(v.addr) }
-
-// Set sets v to the value x.
-func (v *UintValue) Set(x uint) {
- if !v.canSet {
- panic(cannotSet)
- }
- *(*uint)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *UintValue) SetValue(x Value) { v.Set(x.(*UintValue).Get()) }
-
-// Uint8Value represents a uint8 value.
-type Uint8Value struct {
- value
-}
-
-// Get returns the underlying uint8 value.
-func (v *Uint8Value) Get() uint8 { return *(*uint8)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Uint8Value) Set(x uint8) {
- if !v.canSet {
- panic(cannotSet)
+// Get returns the underlying uuint value.
+func (v *UintValue) Get() uint64 {
+ switch v.typ.(*UintType).Kind() {
+ case Uint:
+ return uint64(*(*uint)(v.addr))
+ case Uint8:
+ return uint64(*(*uint8)(v.addr))
+ case Uint16:
+ return uint64(*(*uint16)(v.addr))
+ case Uint32:
+ return uint64(*(*uint32)(v.addr))
+ case Uint64:
+ return *(*uint64)(v.addr)
+ case Uintptr:
+ return uint64(*(*uintptr)(v.addr))
}
- *(*uint8)(v.addr) = x
+ panic("reflect: invalid uint kind")
}
// Set sets v to the value x.
-func (v *Uint8Value) SetValue(x Value) { v.Set(x.(*Uint8Value).Get()) }
-
-// Uint16Value represents a uint16 value.
-type Uint16Value struct {
- value
-}
-
-// Get returns the underlying uint16 value.
-func (v *Uint16Value) Get() uint16 { return *(*uint16)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Uint16Value) Set(x uint16) {
+func (v *UintValue) Set(x uint64) {
if !v.canSet {
panic(cannotSet)
}
- *(*uint16)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *Uint16Value) SetValue(x Value) { v.Set(x.(*Uint16Value).Get()) }
-
-// Uint32Value represents a uint32 value.
-type Uint32Value struct {
- value
-}
-
-// Get returns the underlying uint32 value.
-func (v *Uint32Value) Get() uint32 { return *(*uint32)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Uint32Value) Set(x uint32) {
- if !v.canSet {
- panic(cannotSet)
- }
- *(*uint32)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *Uint32Value) SetValue(x Value) { v.Set(x.(*Uint32Value).Get()) }
-
-// Uint64Value represents a uint64 value.
-type Uint64Value struct {
- value
-}
-
-// Get returns the underlying uint64 value.
-func (v *Uint64Value) Get() uint64 { return *(*uint64)(v.addr) }
-
-// Set sets v to the value x.
-func (v *Uint64Value) Set(x uint64) {
- if !v.canSet {
- panic(cannotSet)
+ switch v.typ.(*UintType).Kind() {
+ default:
+ panic("reflect: invalid uint kind")
+ case Uint:
+ *(*uint)(v.addr) = uint(x)
+ case Uint8:
+ *(*uint8)(v.addr) = uint8(x)
+ case Uint16:
+ *(*uint16)(v.addr) = uint16(x)
+ case Uint32:
+ *(*uint32)(v.addr) = uint32(x)
+ case Uint64:
+ *(*uint64)(v.addr) = x
+ case Uintptr:
+ *(*uintptr)(v.addr) = uintptr(x)
}
- *(*uint64)(v.addr) = x
-}
-
-// Set sets v to the value x.
-func (v *Uint64Value) SetValue(x Value) { v.Set(x.(*Uint64Value).Get()) }
-
-// UintptrValue represents a uintptr value.
-type UintptrValue struct {
- value
}
-// Get returns the underlying uintptr value.
-func (v *UintptrValue) Get() uintptr { return *(*uintptr)(v.addr) }
-
-// Set sets v to the value x.
-func (v *UintptrValue) Set(x uintptr) {
- if !v.canSet {
- panic(cannotSet)
- }
- *(*uintptr)(v.addr) = x
+// Overflow returns true if x cannot be represented by the type of v.
+func (v *UintValue) Overflow(x uint64) bool {
+ bitSize := v.typ.Size() * 8
+ trunc := (x << (64 - bitSize)) >> (64 - bitSize)
+ return x != trunc
}
// Set sets v to the value x.
-func (v *UintptrValue) SetValue(x Value) { v.Set(x.(*UintptrValue).Get()) }
+func (v *UintValue) SetValue(x Value) { v.Set(x.(*UintValue).Get()) }
// UnsafePointerValue represents an unsafe.Pointer value.
type UnsafePointerValue struct {
@@ -1329,26 +1242,10 @@ func newValue(typ Type, addr addr, canSet bool) Value {
return (*ChanValue)(v)
case *FloatType:
return (*FloatValue)(v)
- case *Float32Type:
- return (*Float32Value)(v)
- case *Float64Type:
- return (*Float64Value)(v)
case *ComplexType:
return (*ComplexValue)(v)
- case *Complex64Type:
- return (*Complex64Value)(v)
- case *Complex128Type:
- return (*Complex128Value)(v)
case *IntType:
return (*IntValue)(v)
- case *Int8Type:
- return (*Int8Value)(v)
- case *Int16Type:
- return (*Int16Value)(v)
- case *Int32Type:
- return (*Int32Value)(v)
- case *Int64Type:
- return (*Int64Value)(v)
case *InterfaceType:
return (*InterfaceValue)(v)
case *MapType:
@@ -1363,16 +1260,6 @@ func newValue(typ Type, addr addr, canSet bool) Value {
return (*StructValue)(v)
case *UintType:
return (*UintValue)(v)
- case *Uint8Type:
- return (*Uint8Value)(v)
- case *Uint16Type:
- return (*Uint16Value)(v)
- case *Uint32Type:
- return (*Uint32Value)(v)
- case *Uint64Type:
- return (*Uint64Value)(v)
- case *UintptrType:
- return (*UintptrValue)(v)
case *UnsafePointerType:
return (*UnsafePointerValue)(v)
}
diff --git a/src/pkg/runtime/type.h b/src/pkg/runtime/type.h
index 69036f112..4b5bd7ac2 100644
--- a/src/pkg/runtime/type.h
+++ b/src/pkg/runtime/type.h
@@ -44,6 +44,9 @@ enum {
KindFloat,
KindFloat32,
KindFloat64,
+ KindComplex,
+ KindComplex64,
+ KindComplex128,
KindArray,
KindChan,
KindFunc,
diff --git a/src/pkg/testing/quick/quick.go b/src/pkg/testing/quick/quick.go
index da35d64db..0b1659725 100644
--- a/src/pkg/testing/quick/quick.go
+++ b/src/pkg/testing/quick/quick.go
@@ -60,26 +60,41 @@ func Value(t reflect.Type, rand *rand.Rand) (value reflect.Value, ok bool) {
switch concrete := t.(type) {
case *reflect.BoolType:
return reflect.NewValue(rand.Int()&1 == 0), true
- case *reflect.Float32Type:
- return reflect.NewValue(randFloat32(rand)), true
- case *reflect.Float64Type:
- return reflect.NewValue(randFloat64(rand)), true
- case *reflect.FloatType:
- if t.Size() == 4 {
- return reflect.NewValue(float(randFloat32(rand))), true
- } else {
- return reflect.NewValue(float(randFloat64(rand))), true
+ case *reflect.FloatType, *reflect.IntType, *reflect.UintType:
+ switch t.Kind() {
+ case reflect.Float32:
+ return reflect.NewValue(randFloat32(rand)), true
+ case reflect.Float64:
+ return reflect.NewValue(randFloat64(rand)), true
+ case reflect.Float:
+ if t.Size() == 4 {
+ return reflect.NewValue(float(randFloat32(rand))), true
+ } else {
+ return reflect.NewValue(float(randFloat64(rand))), true
+ }
+ case reflect.Int16:
+ return reflect.NewValue(int16(randInt64(rand))), true
+ case reflect.Int32:
+ return reflect.NewValue(int32(randInt64(rand))), true
+ case reflect.Int64:
+ return reflect.NewValue(randInt64(rand)), true
+ case reflect.Int8:
+ return reflect.NewValue(int8(randInt64(rand))), true
+ case reflect.Int:
+ return reflect.NewValue(int(randInt64(rand))), true
+ case reflect.Uint16:
+ return reflect.NewValue(uint16(randInt64(rand))), true
+ case reflect.Uint32:
+ return reflect.NewValue(uint32(randInt64(rand))), true
+ case reflect.Uint64:
+ return reflect.NewValue(uint64(randInt64(rand))), true
+ case reflect.Uint8:
+ return reflect.NewValue(uint8(randInt64(rand))), true
+ case reflect.Uint:
+ return reflect.NewValue(uint(randInt64(rand))), true
+ case reflect.Uintptr:
+ return reflect.NewValue(uintptr(randInt64(rand))), true
}
- case *reflect.Int16Type:
- return reflect.NewValue(int16(randInt64(rand))), true
- case *reflect.Int32Type:
- return reflect.NewValue(int32(randInt64(rand))), true
- case *reflect.Int64Type:
- return reflect.NewValue(randInt64(rand)), true
- case *reflect.Int8Type:
- return reflect.NewValue(int8(randInt64(rand))), true
- case *reflect.IntType:
- return reflect.NewValue(int(randInt64(rand))), true
case *reflect.MapType:
numElems := rand.Intn(complexSize)
m := reflect.MakeMap(concrete)
@@ -128,18 +143,6 @@ func Value(t reflect.Type, rand *rand.Rand) (value reflect.Value, ok bool) {
s.Field(i).SetValue(v)
}
return s, true
- case *reflect.Uint16Type:
- return reflect.NewValue(uint16(randInt64(rand))), true
- case *reflect.Uint32Type:
- return reflect.NewValue(uint32(randInt64(rand))), true
- case *reflect.Uint64Type:
- return reflect.NewValue(uint64(randInt64(rand))), true
- case *reflect.Uint8Type:
- return reflect.NewValue(uint8(randInt64(rand))), true
- case *reflect.UintType:
- return reflect.NewValue(uint(randInt64(rand))), true
- case *reflect.UintptrType:
- return reflect.NewValue(uintptr(randInt64(rand))), true
default:
return nil, false
}
diff --git a/src/pkg/xml/read.go b/src/pkg/xml/read.go
index 9204660b3..bbceda6b4 100644
--- a/src/pkg/xml/read.go
+++ b/src/pkg/xml/read.go
@@ -218,7 +218,7 @@ func (p *Parser) unmarshal(val reflect.Value, start *StartElement) os.Error {
case *reflect.SliceValue:
typ := v.Type().(*reflect.SliceType)
- if _, ok := typ.Elem().(*reflect.Uint8Type); ok {
+ if typ.Elem().Kind() == reflect.Uint8 {
// []byte
saveData = v
break
@@ -245,11 +245,7 @@ func (p *Parser) unmarshal(val reflect.Value, start *StartElement) os.Error {
}
return nil
- case *reflect.StringValue,
- *reflect.IntValue, *reflect.UintValue, *reflect.UintptrValue,
- *reflect.Int8Value, *reflect.Int16Value, *reflect.Int32Value, *reflect.Int64Value,
- *reflect.Uint8Value, *reflect.Uint16Value, *reflect.Uint32Value, *reflect.Uint64Value,
- *reflect.FloatValue, *reflect.Float32Value, *reflect.Float64Value, *reflect.BoolValue:
+ case *reflect.BoolValue, *reflect.FloatValue, *reflect.IntValue, *reflect.UintValue, *reflect.StringValue:
saveData = v
case *reflect.StructValue:
@@ -434,71 +430,16 @@ Loop:
if !getInt64() {
return err
}
- t.Set(int(itmp))
- case *reflect.Int8Value:
- if !getInt64() {
- return err
- }
- t.Set(int8(itmp))
- case *reflect.Int16Value:
- if !getInt64() {
- return err
- }
- t.Set(int16(itmp))
- case *reflect.Int32Value:
- if !getInt64() {
- return err
- }
- t.Set(int32(itmp))
- case *reflect.Int64Value:
- if !getInt64() {
- return err
- }
t.Set(itmp)
case *reflect.UintValue:
if !getUint64() {
return err
}
- t.Set(uint(utmp))
- case *reflect.Uint8Value:
- if !getUint64() {
- return err
- }
- t.Set(uint8(utmp))
- case *reflect.Uint16Value:
- if !getUint64() {
- return err
- }
- t.Set(uint16(utmp))
- case *reflect.Uint32Value:
- if !getUint64() {
- return err
- }
- t.Set(uint32(utmp))
- case *reflect.Uint64Value:
- if !getUint64() {
- return err
- }
t.Set(utmp)
- case *reflect.UintptrValue:
- if !getUint64() {
- return err
- }
- t.Set(uintptr(utmp))
case *reflect.FloatValue:
if !getFloat64() {
return err
}
- t.Set(float(ftmp))
- case *reflect.Float32Value:
- if !getFloat64() {
- return err
- }
- t.Set(float32(ftmp))
- case *reflect.Float64Value:
- if !getFloat64() {
- return err
- }
t.Set(ftmp)
case *reflect.BoolValue:
value, err := strconv.Atob(strings.TrimSpace(string(data)))
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-30 19:48:20 +0000