}
	for i, s := range arm.Anames {
		if obj.As(i) >= obj.A_ARCHSPECIFIC {
			instructions[s] = obj.As(i) + obj.ABaseARM
		}
	}
	// Annoying aliases.
	instructions["B"] = obj.AJMP
	instructions["BL"] = obj.ACALL
	// MCR differs from MRC by the way fields of the word are encoded.
	// (Details in arm.go). Here we add the instruction so parse will find
	// it, but give it an opcode number known only to us.

	"DBW": arm.C_WBIT | arm.C_PBIT,
	"DAW": arm.C_WBIT,
	"IB":  arm.C_PBIT | arm.C_UBIT,
	"IA":  arm.C_UBIT,
	"DB":  arm.C_PBIT,
	"DA":  0,
}

var armJump = map[string]bool{
	"B":    true,
	"BL":   true,
	"BX":   true,
	"BEQ":  true,
	"BNE":  true,
	"BCS":  true,
	"BHS":  true,
	"BCC":  true,
	"BLO":  true,
	"BMI":  true,
	"BPL":  true,
	"BVS":  true,
	"BVC":  true,
	"BHI":  true,

	RET R0					   // 00005fd6
	RET R6					   // c0005fd6
	RET R27					   // 60035fd6
	RET R30					   // c0035fd6
	RET	foo(SB)

// B/BL/B.cond cases, and canonical names JMP, CALL.
	BL	1(PC)      // CALL 1(PC)
	BL	(R2)       // CALL (R2)
	BL	foo(SB)    // CALL foo(SB)
	BL	bar<>(SB)  // CALL bar<>(SB)
	B	foo(SB)    // JMP foo(SB)
	BEQ	1(PC)
	BEQ	2(PC)
	TBZ	$1, R1, 2(PC)
	TBNZ	$2, R2, 2(PC)
	JMP	foo(SB)

	RET
	RET	foo(SB)

TEXT main·init(SB),DUPOK|NOSPLIT,$0 // TEXT main.init(SB), DUPOK|NOSPLIT, $0
	RET

TEXT main·main(SB),DUPOK|NOSPLIT,$0 // TEXT main.main(SB), DUPOK|NOSPLIT, $0
	BL      main·foo(SB)    // CALL main.foo(SB)

	MOVD	F2, 0x00ffffff(F2) // ERROR "illegal base register"
	MULS.S	R1, R2, R3, R4     // ERROR "invalid .S suffix"
	ADD.P	R1, R2, R3         // ERROR "invalid .P suffix"
	SUB.W	R2, R3             // ERROR "invalid .W suffix"
	BL	4(R4)              // ERROR "non-zero offset"
	ADDF	F0, R1, F2         // ERROR "illegal combination"
	SWI	(R0)               // ERROR "illegal combination"
	MULAD	F0, F1             // ERROR "illegal combination"

IT,EAcfU,EAAS,gCACZC,EAAa,SA2Bd,SAASC,EAAUpe,EAAM4K,EAAKiT,GAC7B,IAAI5d,EA1Ba4d,EA8BjB,QAAcrb,IAATqb,GAAwC,IAAlB7d,EAAKlC,SAI/B,GAHAmC,EAAO,QAAU2K,EAAIhI,QAASub,EAAY,OAAQje,cAG7B,iBAFrB2d,EAAO7d,EAAKjB,aAAckB,IAEM,CAC/B,IACC4d,EAnCW,UADGA,EAoCEA,IA/BL,UAATA,IAIS,SAATA,EACG,KAIHA,KAAUA,EAAO,IACbA,EAGJK,EAAOla,KAAM6Z,GACVQ,KAAKC,MAAOT,GAGbA,GAeH,MAAQ3U,IAGV+U,EAASL,IAAK5d,EAAM4K,EAAKiT,QAEzBA,OAAOrb,EAGT,OAAOqb,EAGRre,GAAOsC,OAAQ,CACdic,QAAS,SAAU/d,GAClB,OAAOie,EAASF,QAAS/d,IAAUge,EAASD,QAAS/d,IAG...

IT,EAcfU,EAAS,gCACZC,EAAa,SA2Bd,SAASC,EAAUpe,EAAM4K,EAAKiT,GAC7B,IAAI5d,EA1Ba4d,EA8BjB,QAAcrb,IAATqb,GAAwC,IAAlB7d,EAAKlC,SAI/B,GAHAmC,EAAO,QAAU2K,EAAIhI,QAASub,EAAY,OAAQje,cAG7B,iBAFrB2d,EAAO7d,EAAKjB,aAAckB,IAEM,CAC/B,IACC4d,EAnCW,UADGA,EAoCEA,IA/BL,UAATA,IAIS,SAATA,EACG,KAIHA,KAAUA,EAAO,IACbA,EAGJK,EAAOla,KAAM6Z,GACVQ,KAAKC,MAAOT,GAGbA,GAeH,MAAQ3U,IAGV+U,EAASL,IAAK5d,EAAM4K,EAAKiT,QAEzBA,OAAOrb,EAGT,OAAOqb,EAGRre,GAAOsC,OAAQ,CACdic,QAAS,SAAU/d,GAClB,OAAOie,EAASF,QAAS/d,IAAUge,EAASD,QAAS/d,IAG...