essentialkaos / aligo Goto Github PK

//go:build goexperiment.arenas

package limited_arena

import (
	"arena"
	"github.com/Inspirate789/alloc/internal/limited_arena/constants"
	"reflect"
	"sync"
	"sync/atomic"
	"unsafe"
)

// Arena implements a size limit on the arena.Arena
type Arena struct {
	arena *arena.Arena
	free  uintptr
}

type gcMetadata struct {
	lastMarkID           uint64
	cyclicallyReferenced bool
	referenceCount       int // founded references (not all)
	Finalized            atomic.Bool
}

type ObjectMetadata struct {
	sync.RWMutex
	Address  unsafe.Pointer
	typeInfo reflect.Type
	arena    *Arena
	gcMetadata
}

––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
 ▾ github.com/Inspirate789/alloc/internal/limited_arena
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

  // arena.go:27 | Size: 88
  type ObjectMetadata struct {
panic: interface conversion: types.Sizes is *types.gcSizes, not *types.StdSizes

goroutine 1 [running]:
github.com/essentialkaos/aligo/v2/inspect.GetMaxAlign(...)
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/inspect/inspect.go:81
github.com/essentialkaos/aligo/v2/cli.printCurrentFieldsInfo({0xc00036e940, 0x5, 0xc00003fbb0?})
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/cli/render.go:278 +0x2e6
github.com/essentialkaos/aligo/v2/cli.printStructInfo(0xc0002615e0, 0x0)
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/cli/render.go:257 +0xad
github.com/essentialkaos/aligo/v2/cli.PrintStruct(0xc00033f9e0, {0xc00027d4a0, 0xe}, 0x0)
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/cli/render.go:66 +0xf9
github.com/essentialkaos/aligo/v2/cli.process({0xc00007e440, 0x2, 0x1?})
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/cli/cli.go:203 +0x391
github.com/essentialkaos/aligo/v2/cli.Run({0x0, 0x0}, {0xb34f60, 0x15a, 0x15a})
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/cli/cli.go:118 +0x631
main.main()
        /home/inspirate789/go/pkg/mod/github.com/essentialkaos/aligo/v2@v2.1.3/aligo.go:27 +0x36

package inspect

// ...

// GetMaxAlign returns MaxAlign
func GetMaxAlign() int64 {
	if Sizes == nil {
		return 8
	}

	return Sizes.(*types.StdSizes).MaxAlign
}