{"string", TSTRING},
}

var typedefs = [...]struct {
	name     string
	etype    Kind
	sameas32 Kind
	sameas64 Kind
}{
	{"int", TINT, TINT32, TINT64},
	{"uint", TUINT, TUINT32, TUINT64},
	{"uintptr", TUINTPTR, TUINT32, TUINT64},
}

func InitTypes(defTypeName func(sym *Sym, typ *Type) Object) {
	if PtrSize == 0 {
		base.Fatalf("InitTypes called before PtrSize was set")
	}

	SlicePtrOffset = 0

		ptr.SetBounded(true)
		huVal := ir.NewConvExpr(base.Pos, ir.OCONVNOP, types.Types[types.TUNSAFEPTR], ptr)
		huVal = ir.NewConvExpr(base.Pos, ir.OCONVNOP, types.Types[types.TUINTPTR], huVal)
		hu := typecheck.TempAt(base.Pos, ir.CurFunc, types.Types[types.TUINTPTR])
		init = append(init, ir.NewAssignStmt(base.Pos, hu, huVal))

		// Convert hu to hp at the top of the loop (after the condition has been checked).

		mem := typecheck.TempAt(base.Pos, ir.CurFunc, types.Types[types.TUINTPTR])
		overflow := typecheck.TempAt(base.Pos, ir.CurFunc, types.Types[types.TBOOL])

		decl := types.NewSignature(nil,
			[]*types.Field{
				types.NewField(base.Pos, nil, types.Types[types.TUINTPTR]),
				types.NewField(base.Pos, nil, types.Types[types.TUINTPTR]),
			},
			[]*types.Field{

		var e Node = NewLinksymExpr(pos, name.LinksymABI(abi), types.Types[types.TUINTPTR])
		e = NewAddrExpr(pos, e)
		e.SetType(types.Types[types.TUINTPTR].PtrTo())
		e = NewConvExpr(pos, OCONVNOP, types.Types[types.TUINTPTR], e)
		e.SetTypecheck(1)
		return e
	}
	// fn is not a defined function. It must be ABIInternal.
	// Read the address from func value, i.e. *(*uintptr)(idata(fn)).
	if wantABI != obj.ABIInternal {

		addEntry := func(pos src.XPos, v *Value) {
			if curCall == nil || curCall.AuxInt == maxEntries {
				t := types.NewTuple(types.Types[types.TUINTPTR].PtrTo(), types.TypeMem)
				curCall = bThen.NewValue1(pos, OpWB, t, memThen)
				curPtr = bThen.NewValue1(pos, OpSelect0, types.Types[types.TUINTPTR].PtrTo(), curCall)
				memThen = bThen.NewValue1(pos, OpSelect1, types.TypeMem, curCall)
			}
			// Store value in write buffer

//	pdNil - none of the above.
const (
	pdNil   uintptr = 0
	pdReady uintptr = 1
	pdWait  uintptr = 2
)

const pollBlockSize = 4 * 1024

// Network poller descriptor.
//
// No heap pointers.
type pollDesc struct {
	_     sys.NotInHeap
	link  *pollDesc      // in pollcache, protected by pollcache.lock
	fd    uintptr        // constant for pollDesc usage lifetime
	fdseq atomic.Uintptr // protects against stale pollDesc

func NewString(pos src.XPos, s string) Node {
	return NewBasicLit(pos, types.UntypedString, constant.MakeString(s))
}

// NewUintptr returns an OLITERAL representing v as a uintptr.
func NewUintptr(pos src.XPos, v int64) Node {
	return NewBasicLit(pos, types.Types[types.TUINTPTR], constant.MakeInt64(v))
}

// NewZero returns a zero value of the given type.
func NewZero(pos src.XPos, typ *types.Type) Node {
	switch {
	case typ.HasNil():

	// for the first frame.
	u.initAt(^uintptr(0), ^uintptr(0), ^uintptr(0), gp, flags)
}

func (u *unwinder) initAt(pc0, sp0, lr0 uintptr, gp *g, flags unwindFlags) {
	// Don't call this "g"; it's too easy get "g" and "gp" confused.
	if ourg := getg(); ourg == gp && ourg == ourg.m.curg {
		// The starting sp has been passed in as a uintptr, and the caller may
		// have other uintptr-typed stack references as well.

	<-done

	func() {
		defer test("defer", uintptr(setup()), uintptr(setup()), uintptr(setup()), uintptr(setup()))
	}()
	<-done

	func() {
		for {
			defer test("defer in for loop", uintptr(setup()), uintptr(setup()), uintptr(setup()), uintptr(setup()))
			break
		}
	}()
	<-done

	func() {
		s := &S{}

func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
	var _p0 unsafe.Pointer
	if len(mib) > 0 {
		_p0 = unsafe.Pointer(&mib[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	_, _, e1 := syscall_syscall6(libc_sysctl_trampoline_addr, uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
	if e1 != 0 {