// A SymEffect describes the effect that an SSA Value has on the variable
// identified by the symbol in its Aux field.
type SymEffect int8

const (
	SymRead SymEffect = 1 << iota
	SymWrite
	SymAddr

	SymRdWr = SymRead | SymWrite

	SymNone SymEffect = 0
)

// A Sym represents a symbolic offset from a base register.
// Currently a Sym can be one of 3 things:

				symtab.AddUint8(0)
			} else {
				symtab.AddUint8(uint8(ldr.SymSect(o).Extnum))
			}
			symtab.AddUint16(ctxt.Arch, 0) // desc
			symtab.AddUintXX(ctxt.Arch, uint64(ldr.SymAddr(s)), ctxt.Arch.PtrSize)
		}
	}
}

func machodysymtab(ctxt *Link, base int64) {
	ml := newMachoLoad(ctxt.Arch, LC_DYSYMTAB, 18)

	n := 0

	// This also prevents a variable from "coming back from the dead" and presenting
	// stale pointers to the garbage collector. See issue 28445.
	if e&(ssa.SymRead|ssa.SymAddr) != 0 {
		effect |= uevar
	}
	if e&ssa.SymWrite != 0 {
		if !isfat(n.Type()) || v.Op == ssa.OpVarDef {
			effect |= varkill
		} else if lv.conservativeWrites {
			effect |= uevar
		}
	}

var destPortDispatchRegexp = regexp.MustCompile(`^meta l4proto \. th dport vmap @(\S+)$`)

var sourceAddrRegexp = regexp.MustCompile(`^ip6* saddr (!= )?(\S+)`)
var sourceAddrLookupRegexp = regexp.MustCompile(`^ip6* saddr (!= )?\{([^}]*)\}`)
var sourceAddrLocalRegexp = regexp.MustCompile(`^fib saddr type local`)

var endpointVMAPRegexp = regexp.MustCompile(`^numgen random mod \d+ vmap \{(.*)\}$`)

		for _, domain := range domains {
			domains = append(domains, wildcardDomainPrefix+domain)
		}
	}

	svcAddr := service.GetAddressForProxy(node)
	if len(svcAddr) > 0 && svcAddr != constants.UnspecifiedIP {
		domains = appendDomainPort(domains, svcAddr, port)
	}

	// handle dual stack's extra address when generating the virtualHost domains

		}
	}

	state.pcheader = state.addGeneratedSym(ctxt, "runtime.pcheader", size, writeHeader)
	// Create the runtimeText relocation.
	sb := ldr.MakeSymbolUpdater(state.pcheader)
	sb.SetAddr(ctxt.Arch, textStartOff, ldr.Lookup("runtime.text", 0))
}

// walkFuncs iterates over the funcs, calling a function for each unique
// function and inlined function.

	addr := peerClient.host.String()
	reqInfo := (&logger.ReqInfo{}).AppendTags("remotePeer", addr)
	ctx := logger.SetReqInfo(GlobalContext, reqInfo)
	peersLogOnceIf(ctx, err, "add-node-err-"+addr)
	nodeInfo.SetAddr(addr)
	nodeInfo.SetError(err.Error())
}

// GetSysErrors - Memory information
func (sys *NotificationSys) GetSysErrors(ctx context.Context) []madmin.SysErrors {

//
//go:nosplit
//go:linkname setsigsegv
func setsigsegv(pc uintptr) {
	gp := getg()
	gp.sig = _SIGSEGV
	gp.sigpc = pc
	gp.sigcode0 = _SEGV_MAPERR
	gp.sigcode1 = 0 // TODO: emulate si_addr