var paramRegs []int8
			for _, regName := range paramNames {
				if regName == "" {
					// forgive extra spaces
					continue
				}
				if regNum, ok := num[regName]; ok {
					paramRegs = append(paramRegs, regNum)
					delete(num, regName)
				} else {
					log.Fatalf("parameter register %s for architecture %s not a register name (or repeated in parameter list)", regName, a.name)
				}
			}
			return paramRegs

func (v *Value) RegTmp() int16 {
	reg := v.Block.Func.tempRegs[v.ID]
	if reg == nil {
		v.Fatalf("nil tmp register for value: %s\n%s\n", v.LongString(), v.Block.Func)
	}
	return reg.objNum
}

func (v *Value) RegName() string {
	reg := v.Block.Func.RegAlloc[v.ID]
	if reg == nil {
		v.Fatalf("nil register for value: %s\n%s\n", v.LongString(), v.Block.Func)
	}
	return reg.(*Register).name
}

		sect := &c.seg.sect[i]
		if sect.segname != "__TEXT" && sect.segname != "__DATA" {
			continue
		}
		if sect.name == "__eh_frame" {
			continue
		}
		name := fmt.Sprintf("%s(%s/%s)", pkg, sect.segname, sect.name)
		s := l.LookupOrCreateSym(name, localSymVersion)
		bld := l.MakeSymbolUpdater(s)
		if bld.Type() != 0 {
			return errorf("duplicate %s/%s", sect.segname, sect.name)
		}

	s.sect = make([]MachoSect, msect)
	return s
}

func newMachoSect(seg *MachoSeg, name string, segname string) *MachoSect {
	if seg.nsect >= seg.msect {
		Exitf("too many sects in segment %s", seg.name)
	}

	s := &seg.sect[seg.nsect]
	seg.nsect++
	s.name = name
	s.segname = segname
	nsect++
	return s
}

// Generic linking code.

var dylib []string

var linkoff int64