op, m3, _ := vop(p.As)
		i2 := uint32(c.vregoff(&p.From))
		if p.GetFrom3() != nil {
			m3 = uint32(c.vregoff(&p.From))
			i2 = uint32(c.vregoff(p.GetFrom3()))
		}
		switch p.As {
		case AVZERO:
			i2 = 0
		case AVONE:
			i2 = 0xffff
		}
		zVRIa(op, uint32(p.To.Reg), i2, m3, asm)

	case 110:
		op, m4, _ := vop(p.As)
		i2 := uint32(c.vregoff(&p.From))

		r := int(c.regoff(&p.From) & 31)

		v := c.regoff(&p.To)
		o1 = AOP_IRR(c.opirr(p.As), uint32(r), uint32(p.Reg), uint32(v))

	case 62: /* clrlslwi $sh,s,$mask,a */
		v := c.regoff(&p.From)
		n := c.regoff(p.GetFrom3())
		// This is an extended mnemonic described in the ISA C.8.2
		// clrlslwi ra,rs,b,n -> rlwinm ra,rs,n,b-n,31-n
		// It maps onto rlwinm which is directly generated here.

	}

	out[0] = o1
	out[1] = o2
	out[2] = o3
	out[3] = o4
	out[4] = o5
}

func (c *ctxt0) vregoff(a *obj.Addr) int64 {
	c.instoffset = 0
	c.aclass(a)
	return c.instoffset
}

func (c *ctxt0) regoff(a *obj.Addr) int32 {
	return int32(c.vregoff(a))
}

func (c *ctxt0) oprrr(a obj.As) uint32 {
	switch a {
	case AADD:
		return 0x20 << 15
	case AADDU:

	}

	out[0] = o1
	out[1] = o2
	out[2] = o3
	out[3] = o4
}

func (c *ctxt0) vregoff(a *obj.Addr) int64 {
	c.instoffset = 0
	c.aclass(a)
	return c.instoffset
}

func (c *ctxt0) regoff(a *obj.Addr) int32 {
	return int32(c.vregoff(a))
}

func (c *ctxt0) oprrr(a obj.As) uint32 {
	switch a {
	case AADD:
		return OP(4, 0)
	case AADDU:

			sh = elfshname(".note.netbsd.ident")
			resoff -= int64(elfnetbsdsig(sh, uint64(startva), uint64(resoff)))

		case objabi.Hopenbsd:
			sh = elfshname(".note.openbsd.ident")
			resoff -= int64(elfopenbsdsig(sh, uint64(startva), uint64(resoff)))

		case objabi.Hfreebsd:
			sh = elfshname(".note.tag")
			resoff -= int64(elffreebsdsig(sh, uint64(startva), uint64(resoff)))
		}

		if ad != 0 {
			break
		}
		s.size = uint8(sz)
		s.soffset = c.regoff(&p.To)

		if ar != 0 {
			s.used.cc |= E_MEMSP
		} else {
			s.set.cc |= E_MEMSP
		}

	case C_SEXT,
		C_LEXT:
		s.used.ireg |= 1 << (REGSB - REG_R0)
		if ad != 0 {
			break
		}
		s.size = uint8(sz)
		s.soffset = c.regoff(&p.To)

		if ar != 0 {
			s.used.cc |= E_MEMSB
		} else {

		panic(fmt.Sprintf("invalid or unknown event %s", name))
	}
	var uintArgs []uint64
	argOff := 0
	if b.gen.trace.specs[ev].IsTimedEvent {
		if b.gen.trace.validTimestamps {
			uintArgs = []uint64{1}
		} else {
			uintArgs = []uint64{0}
		}
		argOff = 1
	}
	spec := b.gen.trace.specs[ev]
	if arity := len(spec.Args) - argOff; len(args) != arity {

				sh.Name = cstring(sh32.Name[0:])
				sh.Seg = cstring(sh32.Seg[0:])
				sh.Addr = uint64(sh32.Addr)
				sh.Size = uint64(sh32.Size)
				sh.Offset = sh32.Offset
				sh.Align = sh32.Align
				sh.Reloff = sh32.Reloff
				sh.Nreloc = sh32.Nreloc
				sh.Flags = sh32.Flags
				if err := f.pushSection(sh, r); err != nil {
					return nil, err
				}
			}

		case LoadCmdSegment64:
			var seg64 Segment64

		name = "unknown function"
	}
	dumpstr(name)

	// Dump fields in the outargs section
	if child.args.n >= 0 {
		dumpbv(&child.args, child.argoff)
	} else {
		// conservative - everything might be a pointer
		for off := child.argoff; off < child.argoff+child.arglen; off += goarch.PtrSize {
			dumpint(fieldKindPtr)
			dumpint(uint64(off))
		}
	}

	// Dump fields in the local vars section

	Sections []*Section
}

type Section struct {
	Rwx     uint8
	Extnum  int16
	Align   int32
	Name    string
	Vaddr   uint64
	Length  uint64
	Seg     *Segment
	Elfsect interface{} // an *ld.ElfShdr
	Reloff  uint64
	Rellen  uint64
	// Relcount is the number of *host* relocations applied to this section
	// (when external linking).
	// Incremented atomically on multiple goroutines.