as := &aSpace[i]
		if as.lo <= a && int(a-as.lo) < len(as.names) {
			return as.names[a-as.lo]
		}
	}
	return fmt.Sprintf("A???%d", a)
}

var Anames = []string{
	"XXX",
	"CALL",
	"DUFFCOPY",
	"DUFFZERO",
	"END",
	"FUNCDATA",
	"JMP",
	"NOP",
	"PCALIGN",
	"PCALIGNMAX",
	"PCDATA",
	"RET",
	"GETCALLERPC",
	"TEXT",
	"UNDEF",
}

func Bool2int(b bool) int {

func gcWriteBarrier2()

func gcWriteBarrier3()
func gcWriteBarrier4()
func gcWriteBarrier5()
func gcWriteBarrier6()
func gcWriteBarrier7()
func gcWriteBarrier8()
func duffzero()
func duffcopy()

// Called from linker-generated .initarray; declared for go vet; do NOT call from Go.
func addmoduledata()

// Injected by the signal handler for panicking signals.

		// arg0 = destination pointer
		// arg1 = source pointer
		// arg2 = mem
		// auxint = offset from duffcopy symbol to call
		// returns memory
		{
			name:      "DUFFCOPY",
			aux:       "Int64",
			argLength: 3,
			reg: regInfo{
				inputs:   []regMask{buildReg("DI"), buildReg("SI")},
				clobbers: buildReg("DI SI CX"), // uses CX as a temporary

	//     JAL REGTMP
	if p.As == obj.ADUFFCOPY || p.As == obj.ADUFFZERO {
		var sym *obj.LSym
		if p.As == obj.ADUFFZERO {
			sym = ctxt.Lookup("runtime.duffzero")
		} else {
			sym = ctxt.Lookup("runtime.duffcopy")
		}
		offset := p.To.Offset
		p.As = AMOVV
		p.From.Type = obj.TYPE_MEM
		p.From.Sym = sym
		p.From.Name = obj.NAME_GOTREF
		p.To.Type = obj.TYPE_REG
		p.To.Reg = REGTMP
		p.To.Name = obj.NAME_NONE

		// flags and duffzero on 386 does not otherwise do so).
		var sym *obj.LSym
		if p.As == obj.ADUFFZERO {
			sym = ctxt.LookupABI("runtime.duffzero", obj.ABIInternal)
		} else {
			sym = ctxt.LookupABI("runtime.duffcopy", obj.ABIInternal)
		}
		offset := p.To.Offset
		p.As = mov
		p.From.Type = obj.TYPE_MEM
		p.From.Name = obj.NAME_GOTREF
		p.From.Sym = sym
		p.To.Type = obj.TYPE_REG
		p.To.Reg = reg

			}
			// fmt.Printf("gensymlate %s %x\n", ldr.SymName(p), ldr.SymValue(p))
		}
	}

	// Generate symbol names for every offset we need in duffcopy/duffzero (only 64 each).
	if s := ldr.Lookup("runtime.duffcopy", sym.SymVerABIInternal); s != 0 && ldr.AttrReachable(s) {
		addLabelSyms(s, 8, 8*64)
	}
	if s := ldr.Lookup("runtime.duffzero", sym.SymVerABIInternal); s != 0 && ldr.AttrReachable(s) {

		//     ADD $offset, R9
		//     CALL (R9)
		var sym *obj.LSym
		if p.As == obj.ADUFFZERO {
			sym = c.ctxt.Lookup("runtime.duffzero")
		} else {
			sym = c.ctxt.Lookup("runtime.duffcopy")
		}
		offset := p.To.Offset
		p.As = AMOVW
		p.From.Type = obj.TYPE_MEM
		p.From.Name = obj.NAME_GOTREF
		p.From.Sym = sym
		p.To.Type = obj.TYPE_REG
		p.To.Reg = REG_R9
		p.To.Name = obj.NAME_NONE

		// This should match the preprocessing behavior in cmd/internal/obj/ppc64/obj9.go
		// where the distinct global entry is inserted.
		if !hasPCrel && ldr.SymName(x) != "runtime.duffzero" && ldr.SymName(x) != "runtime.duffcopy" {
			other |= 3 << 5
		}
	}

	// When dynamically linking, we create Symbols by reading the names from
	// the symbol tables of the shared libraries and so the names need to

		p.To.Type = obj.TYPE_ADDR
		p.To.Sym = ir.Syms.Duffzero
		p.To.Offset = v.AuxInt
	case ssa.Op386DUFFCOPY:
		p := s.Prog(obj.ADUFFCOPY)
		p.To.Type = obj.TYPE_ADDR
		p.To.Sym = ir.Syms.Duffcopy
		p.To.Offset = v.AuxInt

	case ssa.OpCopy: // TODO: use MOVLreg for reg->reg copies instead of OpCopy?
		if v.Type.IsMemory() {
			return
		}
		x := v.Args[0].Reg()
		y := v.Reg()
		if x != y {

		// returns memory
		{
			name:      "DUFFCOPY",
			aux:       "Int64",
			argLength: 3,
			reg: regInfo{
				inputs:   []regMask{buildReg("DI"), buildReg("SI")},
				clobbers: buildReg("DI SI X0"), // uses X0 as a temporary
			},
			clobberFlags:   true,
			faultOnNilArg0: true,
			faultOnNilArg1: true,
			unsafePoint:    true, // FP maintenance around DUFFCOPY can be clobbered by interrupts
		},