}
			return C_LOREG

		case obj.NAME_GOTREF:
			return C_GOTADDR
		}

		return C_GOK

	case obj.TYPE_TEXTSIZE:
		return C_TEXTSIZE

	case obj.TYPE_CONST,
		obj.TYPE_ADDR:
		switch a.Name {
		case obj.NAME_NONE:
			c.instoffset = a.Offset
			if a.Reg != 0 {
				if -BIG <= c.instoffset && c.instoffset <= BIG {
					return C_SACON
				}
				if isint32(c.instoffset) {

			return C_ZFCON
		}
		if c.chipfloat5(a.Val.(float64)) >= 0 {
			return C_SFCON
		}
		return C_LFCON

	case obj.TYPE_TEXTSIZE:
		return C_TEXTSIZE

	case obj.TYPE_CONST,
		obj.TYPE_ADDR:
		switch a.Name {
		case obj.NAME_NONE:
			c.instoffset = a.Offset
			if a.Reg != 0 {
				return c.aconsize()
			}

			if immrot(uint32(c.instoffset)) != 0 {
				return C_RCON
			}

		if f64 == 0 {
			if math.Signbit(f64) {
				return C_S16CON
			}
			return C_ZCON
		}
		log.Fatalf("Unexpected nonzero FCONST operand %v", a)

	case obj.TYPE_CONST,
		obj.TYPE_ADDR:
		switch a.Name {
		case obj.NAME_NONE:
			c.instoffset = a.Offset
			if a.Reg != 0 {
				if -BIG <= c.instoffset && c.instoffset < BIG {
					return C_SACON
				}
				if isint32(c.instoffset) {

	case obj.TYPE_FCONST:
		if f64, ok := a.Val.(float64); ok && math.Float64bits(f64) == 0 {
			return C_ZCON
		}
		c.ctxt.Diag("cannot handle the floating point constant %v", a.Val)

	case obj.TYPE_CONST,
		obj.TYPE_ADDR:
		switch a.Name {
		case obj.NAME_NONE:
			c.instoffset = a.Offset
			if a.Reg != 0 {
				if -BIG <= c.instoffset && c.instoffset <= BIG {
					return C_SACON
				}
				if isint32(c.instoffset) {

			return oregclass(c.instoffset)
		}
		return C_GOK

	case obj.TYPE_FCONST:
		return C_FCON

	case obj.TYPE_TEXTSIZE:
		return C_TEXTSIZE

	case obj.TYPE_CONST, obj.TYPE_ADDR:
		switch a.Name {
		case obj.NAME_NONE:
			c.instoffset = a.Offset
			if a.Reg != 0 && a.Reg != REGZERO {
				break
			}
			v := c.instoffset
			if v == 0 {
				return C_ZCON
			}

func AddAux(a *obj.Addr, v *ssa.Value) {
	AddAux2(a, v, v.AuxInt)
}
func AddAux2(a *obj.Addr, v *ssa.Value, offset int64) {
	if a.Type != obj.TYPE_MEM && a.Type != obj.TYPE_ADDR {
		v.Fatalf("bad AddAux addr %v", a)
	}
	// add integer offset
	a.Offset += offset

	// If no additional symbol offset, we're done.
	if v.Aux == nil {
		return
	}