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30 lines
587 B
30 lines
587 B
//go:build !race
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// +build !race
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package decoder
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import (
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"unsafe"
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"github.com/goccy/go-json/internal/runtime"
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)
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func CompileToGetDecoder(typ *runtime.Type) (Decoder, error) {
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typeptr := uintptr(unsafe.Pointer(typ))
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if typeptr > typeAddr.MaxTypeAddr {
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return compileToGetDecoderSlowPath(typeptr, typ)
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}
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index := (typeptr - typeAddr.BaseTypeAddr) >> typeAddr.AddrShift
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if dec := cachedDecoder[index]; dec != nil {
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return dec, nil
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}
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dec, err := compileHead(typ, map[uintptr]Decoder{})
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if err != nil {
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return nil, err
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}
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cachedDecoder[index] = dec
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return dec, nil
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}
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