// Expect (SB), (FP), (PC), or (SP)
	p.get('(')
	reg := p.get(scanner.Ident).String()
	p.get(')')
	p.setPseudoRegister(a, reg, isStatic, prefix)
}

// setPseudoRegister sets the NAME field of addr for a pseudo-register reference such as (SB).
func (p *Parser) setPseudoRegister(addr *obj.Addr, reg string, isStatic bool, prefix rune) {
	if addr.Reg != 0 {
		p.errorf("internal error: reg %s already set in pseudo", reg)
	}
	switch reg {

			// the CR bit.
			prog.Reg = a[1].Reg
			if a[1].Type != obj.TYPE_REG {
				// The CR bit is represented as a constant 0-31. Convert it to a Reg.
				c := p.getConstant(prog, op, &a[1])
				reg, success := ppc64.ConstantToCRbit(c)
				if !success {
					p.errorf("invalid CR bit register number %d", c)
				}
				prog.Reg = reg
			}
			break
		}

		return true
	}
	return false
}

// IsARMBFX reports whether the op (as defined by an arm.A* constant) is one the
// BFX-like instructions which are in the form of "op $width, $LSB, (Reg,) Reg".
func IsARMBFX(op obj.As) bool {
	switch op {
	case arm.ABFX, arm.ABFXU, arm.ABFC, arm.ABFI:
		return true
	}
	return false
}

	//
	// All this is necessary because quite often apps use the same port for healthchecks as they do for reg. traffic, and
	// we cannot make assumptions there.

	// -A OUTPUT -m owner --socket-exists -p tcp -m set --match-set istio-inpod-probes dst,dst -j SNAT --to-source 169.254.7.127
	iptablesBuilder.AppendRuleV4(

				}
			}

			regUsersList = regUsersList[count:]
		}

		if took := time.Since(regUsersLoadStartTime); took > maxIAMLoadOpTime {
			actualLoaded := len(cache.iamUsersMap)
			logger.Info("Reg. users load took %.2fs (for %d items with %d expired items)", took.Seconds(),
				len(regUsersList), len(regUsersList)-actualLoaded)
		}

		bootstrapTraceMsgFirstTime("loading regular IAM groups")

	for i := arm64.REG_V0; i <= arm64.REG_V31; i++ {
		register[obj.Rconv(i)] = int16(i)
	}

	// System registers.
	for i := 0; i < len(arm64.SystemReg); i++ {
		register[arm64.SystemReg[i].Name] = arm64.SystemReg[i].Reg
	}

	register["LR"] = arm64.REGLINK

	// Pseudo-registers.
	register["SB"] = RSB
	register["FP"] = RFP
	register["PC"] = RPC
	register["SP"] = RSP
	// Avoid unintentionally clobbering g using R28.

// satisfies io.Seeker.
func TestReadTruncation(t *testing.T) {
	var ss []string
	for _, p := range []string{
		"testdata/gnu.tar",
		"testdata/ustar-file-reg.tar",
		"testdata/pax-path-hdr.tar",
		"testdata/sparse-formats.tar",
	} {
		buf, err := os.ReadFile(p)
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		ss = append(ss, string(buf))
	}

Kuang, Fei Hu, fo40225, formath, Fred Reiss, Frederic Bastien, Fredrik Knutsson,
G. Hussain Chinoy, Gabriel, gehring, George Grzegorz Pawelczak, Gianluca
Varisco, Gleb Popov, Greg Peatfield, Guillaume Klein, Gurpreet Singh, Gustavo
Lima Chaves, haison, Haraldur TóMas HallgríMsson, HarikrishnanBalagopal, HåKon
Sandsmark, I-Hong, Ilham Firdausi Putra, Imran Salam, Jason Zaman, Jason