}
				rSize = 8
				rType = objabi.R_CONST
				rAdd = int64(rx.Symbol.Value)

			case xcoff.R_RBR:
				rSize = 4
				rType = objabi.R_CALLPOWER
				rAdd = 0
			}
			r, _ := sb.AddRel(rType)
			r.SetOff(rOff)
			r.SetSiz(rSize)
			r.SetSym(rSym)
			r.SetAdd(rAdd)
		}
	}
	return textp, nil
}

}

func (sb *SymbolBuilder) addSymRef(tgt Sym, add int64, typ objabi.RelocType, rsize int) int64 {
	if sb.kind == 0 {
		sb.kind = sym.SDATA
	}
	i := sb.size

	sb.size += int64(rsize)
	sb.Grow(sb.size)

	r, _ := sb.AddRel(typ)
	r.SetSym(tgt)
	r.SetOff(int32(i))
	r.SetSiz(uint8(rsize))
	r.SetAdd(add)

	return i + int64(rsize)
}

				}
				reloc.VirtualAddress = uint64(rel.Rvaddr)
				reloc.Symbol = idxToSym[int(rel.Rsymndx)]
				reloc.Type = rel.Rtype
				reloc.Length = rel.Rsize&0x3F + 1

				if rel.Rsize&0x80 != 0 {
					reloc.Signed = true
				}
				if rel.Rsize&0x40 != 0 {
					reloc.InstructionFixed = true
				}

			case U64_TOCMAGIC:
				rel := new(Reloc64)

			rType := objabi.ElfRelocOffset + objabi.RelocType(relocType)
			rSize, addendSize, err := relSize(arch, pn, uint32(relocType))
			if err != nil {
				return nil, 0, err
			}
			if rela != 0 {
				rAdd = int64(add)
			} else {
				// load addend from image
				if rSize == 4 {
					rAdd = int64(e.Uint32(sect.base[rOff:]))
				} else if rSize == 8 {
					rAdd = int64(e.Uint64(sect.base[rOff:]))
				} else {

type Reloc32 struct {
	Rvaddr  uint32 // (virtual) address of reference
	Rsymndx uint32 // Index into symbol table
	Rsize   uint8  // Sign and reloc bit len
	Rtype   uint8  // Toc relocation type
}

type Reloc64 struct {
	Rvaddr  uint64 // (virtual) address of reference
	Rsymndx uint32 // Index into symbol table
	Rsize   uint8  // Sign and reloc bit len
	Rtype   uint8  // Toc relocation type
}

const (

		if bld.Type() != 0 {
			return errorf("duplicate %s/%s", sect.segname, sect.name)
		}

		if sect.flags&0xff == 1 { // S_ZEROFILL
			bld.SetData(make([]byte, sect.size))
		} else {
			bld.SetReadOnly(readOnly)
			bld.SetData(dat[sect.addr-c.seg.vmaddr:][:sect.size])
		}
		bld.SetSize(int64(len(bld.Data())))

		if sect.segname == "__TEXT" {
			if sect.name == "__text" {
				bld.SetType(sym.STEXT)
			} else {

	sectsyms        map[*pe.Section]loader.Sym
	comdats         map[uint16]int64 // key is section index, val is size
	sectdata        map[*pe.Section][]byte
	localSymVersion int
}

// comdatDefinitions records the names of symbols for which we've
// previously seen a definition in COMDAT. Key is symbol name, value
// is symbol size (or -1 if we're using the "any" strategy).
var comdatDefinitions map[string]int64

227 62 253:0 /var/lib/docker/devicemapper /var/lib/docker/devicemapper rw,relatime - ext4 /dev/mapper/ssd-root rw,seclabel,data=ordered
150 23 1:58 / /media/nfs_vol rw,relatime shared:89 - nfs4 172.18.4.223:/srv/nfs rw,vers=4.0,rsize=524288,wsize=524288,namlen=255,hard,proto=tcp,port=0,timeo=600,retrans=2,sec=sys,clientaddr=172.18.4.223,local_lock=none,addr=172.18.4.223
`
	tempDir, filename, err := writeFile(info)
	if err != nil {

	size := 4
	if isDwarf64(c.linkctxt) {
		size = 8
	}
	ds := loader.Sym(s.(dwSym))
	dsu := c.ldr.MakeSymbolUpdater(ds)
	tds := loader.Sym(t.(dwSym))
	switch size {
	default:
		c.linkctxt.Errorf(ds, "invalid size %d in adddwarfref\n", size)
	case c.arch.PtrSize, 4:
	}
	dsu.AddSymRef(c.arch, tds, ofs, objabi.R_DWARFSECREF, size)
}

func (c dwctxt) Logf(format string, args ...interface{}) {

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.