p.To.Type = obj.TYPE_MEM
		p.To.Name = obj.NAME_EXTERN
		// AuxInt encodes how many buffer entries we need.
		p.To.Sym = ir.Syms.GCWriteBarrier[v.AuxInt-1]

	case ssa.OpPPC64LoweredPanicBoundsA, ssa.OpPPC64LoweredPanicBoundsB, ssa.OpPPC64LoweredPanicBoundsC:
		p := s.Prog(obj.ACALL)
		p.To.Type = obj.TYPE_MEM
		p.To.Name = obj.NAME_EXTERN
		p.To.Sym = ssagen.BoundsCheckFunc[v.AuxInt]

			return C_WREG
		}
		if a.Reg == REG_LO {
			return C_LO
		}
		if a.Reg == REG_HI {
			return C_HI
		}
		return C_GOK

	case obj.TYPE_MEM:
		switch a.Name {
		case obj.NAME_EXTERN,
			obj.NAME_STATIC:
			if a.Sym == nil {
				break
			}
			c.instoffset = a.Offset
			if a.Sym != nil { // use relocation
				if a.Sym.Type == objabi.STLSBSS {
					return C_TLS
				}

	//	for TYPE_FCONST, a float64
	//	for TYPE_BRANCH, a *Prog (optional)
	//	for TYPE_TEXTSIZE, an int32 (optional)
	Val interface{}
}

type AddrName int8

const (
	NAME_NONE AddrName = iota
	NAME_EXTERN
	NAME_STATIC
	NAME_AUTO
	NAME_PARAM
	// A reference to name@GOT(SB) is a reference to the entry in the global offset
	// table for 'name'.
	NAME_GOTREF
	// Indicates that this is a reference to a TOC anchor.

			return C_FCSRREG
		}
		if REG_FCC0 <= a.Reg && a.Reg <= REG_FCC31 {
			return C_FCCREG
		}
		return C_GOK

	case obj.TYPE_MEM:
		switch a.Name {
		case obj.NAME_EXTERN,
			obj.NAME_STATIC:
			if a.Sym == nil {
				break
			}
			c.instoffset = a.Offset
			if a.Sym != nil { // use relocation
				if a.Sym.Type == objabi.STLSBSS {
					if c.ctxt.Flag_shared {

	case "PC":
		if prefix != 0 {
			p.errorf("illegal addressing mode for PC")
		}
		addr.Type = obj.TYPE_BRANCH // We set the type and leave NAME untouched. See asmJump.
	case "SB":
		addr.Name = obj.NAME_EXTERN
		if isStatic {
			addr.Name = obj.NAME_STATIC
		}
	case "SP":
		addr.Name = obj.NAME_AUTO // The pseudo-stack.
	default:
		p.errorf("expected pseudo-register; found %s", reg)
	}
	if prefix == '$' {

	if v.Aux == nil {
		return
	}
	// Add symbol's offset from its base register.
	switch n := v.Aux.(type) {
	case *ssa.AuxCall:
		a.Name = obj.NAME_EXTERN
		a.Sym = n.Fn
	case *obj.LSym:
		a.Name = obj.NAME_EXTERN
		a.Sym = n
	case *ir.Name:
		if n.Class == ir.PPARAM || (n.Class == ir.PPARAMOUT && !n.IsOutputParamInRegisters()) {
			a.Name = obj.NAME_PARAM
		} else {

			// register shift R>>i
			return C_SHIFT
		} else {
			// memory address with shifted offset R>>i(R)
			return C_SHIFTADDR
		}

	case obj.TYPE_MEM:
		switch a.Name {
		case obj.NAME_EXTERN,
			obj.NAME_GOTREF,
			obj.NAME_STATIC:
			if a.Sym == nil || a.Sym.Name == "" {
				fmt.Printf("null sym external\n")
				return C_GOK
			}

			c.instoffset = 0 // s.b. unused but just in case

			}
			return C_XOREG
		}
		switch a.Name {
		case obj.NAME_GOTREF, obj.NAME_TOCREF:
			return C_ADDR

		case obj.NAME_EXTERN,
			obj.NAME_STATIC:
			c.instoffset = a.Offset
			if a.Sym == nil {
				break
			} else if a.Sym.Type == objabi.STLSBSS {
				// For PIC builds, use 12 byte got initial-exec TLS accesses.

			return C_AREG
		}
		if REG_V0 <= a.Reg && a.Reg <= REG_V31 {
			return C_VREG
		}
		return C_GOK

	case obj.TYPE_MEM:
		switch a.Name {
		case obj.NAME_EXTERN,
			obj.NAME_STATIC:
			if a.Sym == nil {
				// must have a symbol
				break
			}
			c.instoffset = a.Offset
			if a.Sym.Type == objabi.STLSBSS {
				if c.ctxt.Flag_shared {

		return C_LIST

	case obj.TYPE_MEM:
		// The base register should be an integer register.
		if int16(REG_F0) <= a.Reg && a.Reg <= int16(REG_V31) {
			break
		}
		switch a.Name {
		case obj.NAME_EXTERN, obj.NAME_STATIC:
			if a.Sym == nil {
				break
			}
			c.instoffset = a.Offset
			if a.Sym != nil { // use relocation
				if a.Sym.Type == objabi.STLSBSS {
					if c.ctxt.Flag_shared {