diff options
Diffstat (limited to 'vendor/github.com/goccy/go-json/internal/decoder')
3 files changed, 14 insertions, 6 deletions
diff --git a/vendor/github.com/goccy/go-json/internal/decoder/compile.go b/vendor/github.com/goccy/go-json/internal/decoder/compile.go index fab643764..8ad50936c 100644 --- a/vendor/github.com/goccy/go-json/internal/decoder/compile.go +++ b/vendor/github.com/goccy/go-json/internal/decoder/compile.go @@ -5,6 +5,7 @@ import ( "fmt" "reflect" "strings" + "sync" "sync/atomic" "unicode" "unsafe" @@ -17,22 +18,27 @@ var ( typeAddr *runtime.TypeAddr cachedDecoderMap unsafe.Pointer // map[uintptr]decoder cachedDecoder []Decoder + initOnce sync.Once ) -func init() { - typeAddr = runtime.AnalyzeTypeAddr() - if typeAddr == nil { - typeAddr = &runtime.TypeAddr{} - } - cachedDecoder = make([]Decoder, typeAddr.AddrRange>>typeAddr.AddrShift+1) +func initDecoder() { + initOnce.Do(func() { + typeAddr = runtime.AnalyzeTypeAddr() + if typeAddr == nil { + typeAddr = &runtime.TypeAddr{} + } + cachedDecoder = make([]Decoder, typeAddr.AddrRange>>typeAddr.AddrShift+1) + }) } func loadDecoderMap() map[uintptr]Decoder { + initDecoder() p := atomic.LoadPointer(&cachedDecoderMap) return *(*map[uintptr]Decoder)(unsafe.Pointer(&p)) } func storeDecoder(typ uintptr, dec Decoder, m map[uintptr]Decoder) { + initDecoder() newDecoderMap := make(map[uintptr]Decoder, len(m)+1) newDecoderMap[typ] = dec diff --git a/vendor/github.com/goccy/go-json/internal/decoder/compile_norace.go b/vendor/github.com/goccy/go-json/internal/decoder/compile_norace.go index eb7e2b134..025ca85b5 100644 --- a/vendor/github.com/goccy/go-json/internal/decoder/compile_norace.go +++ b/vendor/github.com/goccy/go-json/internal/decoder/compile_norace.go @@ -10,6 +10,7 @@ import ( ) func CompileToGetDecoder(typ *runtime.Type) (Decoder, error) { + initDecoder() typeptr := uintptr(unsafe.Pointer(typ)) if typeptr > typeAddr.MaxTypeAddr { return compileToGetDecoderSlowPath(typeptr, typ) diff --git a/vendor/github.com/goccy/go-json/internal/decoder/compile_race.go b/vendor/github.com/goccy/go-json/internal/decoder/compile_race.go index 49cdda4a1..023b817c3 100644 --- a/vendor/github.com/goccy/go-json/internal/decoder/compile_race.go +++ b/vendor/github.com/goccy/go-json/internal/decoder/compile_race.go @@ -13,6 +13,7 @@ import ( var decMu sync.RWMutex func CompileToGetDecoder(typ *runtime.Type) (Decoder, error) { + initDecoder() typeptr := uintptr(unsafe.Pointer(typ)) if typeptr > typeAddr.MaxTypeAddr { return compileToGetDecoderSlowPath(typeptr, typ) |