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Add noescape trick for decoding

This commit is contained in:
Masaaki Goshima 2020-05-08 23:59:49 +09:00
parent df0365d82f
commit a979b83d27
2 changed files with 5 additions and 2 deletions
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5
decode.go
View File

@ -81,7 +81,10 @@ func (d *Decoder) decode(src []byte, header *interfaceHeader) error {
typeptr := uintptr(unsafe.Pointer(typ)) typeptr := uintptr(unsafe.Pointer(typ))
dec := cachedDecoder.get(typeptr) dec := cachedDecoder.get(typeptr)
if dec == nil { if dec == nil {
compiledDec, err := d.compileHead(typ) // noescape trick for header.typ ( reflect.*rtype )
copiedType := (*rtype)(unsafe.Pointer(typeptr))
compiledDec, err := d.compileHead(copiedType)
if err != nil { if err != nil {
return err return err
} }

2
encode.go
View File

@ -159,7 +159,7 @@ func (e *Encoder) encode(v interface{}) error {
return nil return nil
} }
// to noescape trick for header.typ ( reflect.*rtype ) // noescape trick for header.typ ( reflect.*rtype )
copiedType := (*rtype)(unsafe.Pointer(typeptr)) copiedType := (*rtype)(unsafe.Pointer(typeptr))
codeIndent, err := e.compileHead(copiedType, true) codeIndent, err := e.compileHead(copiedType, true)