// THE SOFTWARE.

package objabi

// A SymKind describes the kind of memory represented by a symbol.
type SymKind uint8

// Defined SymKind values.
// These are used to index into cmd/link/internal/sym/AbiSymKindToSymKind
//
// TODO(rsc): Give idiomatic Go names.
//
//go:generate stringer -type=SymKind
const (
	// An otherwise invalid zero value for the type
	Sxxx SymKind = iota
	// Executable instructions
	STEXT

	SDWARFVAR
	SDWARFRANGE
	SDWARFLOC
	SDWARFLINES

	// SEH symbol types
	SSEHUNWINDINFO
	SSEHSECT
)

// AbiSymKindToSymKind maps values read from object files (which are
// of type cmd/internal/objabi.SymKind) to values of type SymKind.
var AbiSymKindToSymKind = [...]SymKind{
	objabi.Sxxx:                    Sxxx,
	objabi.STEXT:                   STEXT,
	objabi.SRODATA:                 SRODATA,

		// new symbol overwrites old symbol.
		oldtyp := sym.AbiSymKindToSymKind[objabi.SymKind(oldsym.Type())]
		if !(oldtyp.IsData() && oldr.DataSize(oldli) == 0) {
			log.Fatalf("duplicated definition of symbol %s, from %s and %s", name, r.unit.Lib.Pkg, oldr.unit.Lib.Pkg)
		}
		l.objSyms[oldi] = objSym{r.objidx, li}
	} else {
		// old symbol overwrites new symbol.
		typ := sym.AbiSymKindToSymKind[objabi.SymKind(oldsym.Type())]