do {
                    long ooff = 0;
                    while ( ooff < size ) {
                        long wsize = size - ooff;
                        if ( wsize > byteLimit ) {
                            wsize = byteLimit;
                        }

                        int chunks = (int) ( wsize / maxChunkSize );
                        int lastChunkSize;

		intRegs += uint64(typ.intRegs)
		floatRegs += uint64(typ.floatRegs)
	}

	// Final size includes trailing padding.
	size = RoundUp(size, int64(maxAlign))

	if intRegs > math.MaxUint8 || floatRegs > math.MaxUint8 {
		intRegs = math.MaxUint8
		floatRegs = math.MaxUint8
	}

	t.width = size
	t.align = maxAlign
	t.intRegs = uint8(intRegs)
	t.floatRegs = uint8(floatRegs)

func quotToFloat32(a, b nat) (f float32, exact bool) {
	const (
		// float size in bits
		Fsize = 32

		// mantissa
		Msize  = 23
		Msize1 = Msize + 1 // incl. implicit 1
		Msize2 = Msize1 + 1

		// exponent
		Esize = Fsize - Msize1
		Ebias = 1<<(Esize-1) - 1
		Emin  = 1 - Ebias
		Emax  = Ebias
	)

	// TODO(adonovan): specialize common degenerate cases: 1.0, integers.

		fsize := size + size&1
		if fsize < 0 || fsize < size {
			return errCorruptArchive
		}
		switch name {
		case "__.PKGDEF":
			r.a.Entries = append(r.a.Entries, Entry{
				Name:  name,
				Type:  EntryPkgDef,
				Mtime: mtime,
				Uid:   uid,
				Gid:   gid,
				Mode:  mode,
				Data:  Data{r.offset, size},
			})
			r.skip(size)
		case "preferlinkext", "dynimportfail":
			if size == 0 {

	Gid      uint32
	Rdev     uint64
	Ssize    int32
	Atim     StTimespec_t
	Mtim     StTimespec_t
	Ctim     StTimespec_t
	Blksize  int64
	Blocks   int64
	Vfstype  int32
	Vfs      uint32
	Type     uint32
	Gen      uint32
	Reserved [9]uint32
	Padto_ll uint32
	Size     int64
}

type Statfs_t struct {
	Version   int32
	Type      int32
	Bsize     uint64
	Blocks    uint64
	Bfree     uint64

}
type Fsid64_t struct {
	Val [2]uint64
}

type Statfs_t struct {
	Version   int32
	Type      int32
	Bsize     uint32
	Blocks    uint32
	Bfree     uint32
	Bavail    uint32
	Files     uint32
	Ffree     uint32
	Fsid      Fsid_t
	Vfstype   int32
	Fsize     uint32
	Vfsnumber int32
	Vfsoff    int32
	Vfslen    int32
	Vfsvers   int32
	Fname     [32]uint8
	Fpack     [32]uint8

Joe Tsai <******@****.***> 1446603151 -0800

}
type Fsid64_t struct {
	Val [2]uint64
}

type Statfs_t struct {
	Version   int32
	Type      int32
	Bsize     uint64
	Blocks    uint64
	Bfree     uint64
	Bavail    uint64
	Files     uint64
	Ffree     uint64
	Fsid      Fsid64_t
	Vfstype   int32
	Fsize     uint64
	Vfsnumber int32
	Vfsoff    int32
	Vfslen    int32
	Vfsvers   int32
	Fname     [32]uint8
	Fpack     [32]uint8

        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
          <preferred-size width="150" height="-1" />
        </default-constraints>
      </item>
      <item class="javax.swing.JPasswordField" icon="/com/intellij/uiDesigner/icons/passwordField.png" removable="false" auto-create-binding="true" can-attach-label="true">
        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">

			return 0
		}
		// n > 0
		esize := s.Sizeof(t.elem)
		if esize < 0 {
			return -1 // element too large
		}
		if esize == 0 {
			return 0 // 0-size element
		}
		// esize > 0
		// Final size is esize * n; and size must be <= maxInt64.
		const maxInt64 = 1<<63 - 1
		if esize > maxInt64/n {
			return -1 // esize * n overflows
		}
		return esize * n
	case *Slice:
		return s.WordSize * 3