// the resulting extension (the outer type, not the inner type).
(MOVLQSX (MOVLQSX x)) => (MOVLQSX x)
(MOVLQSX (MOVWQSX x)) => (MOVWQSX x)
(MOVLQSX (MOVBQSX x)) => (MOVBQSX x)
(MOVWQSX (MOVWQSX x)) => (MOVWQSX x)
(MOVWQSX (MOVBQSX x)) => (MOVBQSX x)
(MOVBQSX (MOVBQSX x)) => (MOVBQSX x)
(MOVLQZX (MOVLQZX x)) => (MOVLQZX x)
(MOVLQZX (MOVWQZX x)) => (MOVWQZX x)
(MOVLQZX (MOVBQZX x)) => (MOVBQZX x)

	"MAXSS",
	"MFENCE",
	"MINPD",
	"MINPS",
	"MINSD",
	"MINSS",
	"MONITOR",
	"MOVAPD",
	"MOVAPS",
	"MOVB",
	"MOVBEL",
	"MOVBEQ",
	"MOVBEW",
	"MOVBLSX",
	"MOVBLZX",
	"MOVBQSX",
	"MOVBQZX",
	"MOVBWSX",
	"MOVBWZX",
	"MOVDDUP",
	"MOVHLPS",
	"MOVHPD",
	"MOVHPS",
	"MOVL",
	"MOVLHPS",
	"MOVLPD",
	"MOVLPS",
	"MOVLQSX",
	"MOVLQZX",
	"MOVMSKPD",

		{name: "SETGEF", argLength: 1, reg: flagsgp, asm: "SETCC"}, // extract floating >= condition from arg0

		{name: "MOVBQSX", argLength: 1, reg: gp11, asm: "MOVBQSX"}, // sign extend arg0 from int8 to int64
		{name: "MOVBQZX", argLength: 1, reg: gp11, asm: "MOVBLZX"}, // zero extend arg0 from int8 to int64

	MOVBQSX (BX), DX                        // 480fbe13
	MOVBQSX (R11), DX                       // 490fbe13
	MOVBQSX DL, DX                          // 480fbed2
	MOVBQSX R11, DX                         // 490fbed3
	MOVBQSX (BX), R11                       // 4c0fbe1b
	MOVBQSX (R11), R11                      // 4d0fbe1b
	MOVBQSX DL, R11                         // 4c0fbeda

			break
		}
		v.reset(OpAMD64ANDLconst)
		v.AuxInt = int32ToAuxInt(c & 0x7f)
		v.AddArg(x)
		return true
	}
	// match: (MOVBQSX (MOVBQSX x))
	// result: (MOVBQSX x)
	for {
		if v_0.Op != OpAMD64MOVBQSX {
			break
		}
		x := v_0.Args[0]
		v.reset(OpAMD64MOVBQSX)
		v.AddArg(x)
		return true
	}
	return false
}

		argLen: 1,
		asm:    x86.ASETCC,
		reg: regInfo{
			outputs: []outputInfo{
				{0, 49135}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R15
			},
		},
	},
	{
		name:   "MOVBQSX",
		argLen: 1,
		asm:    x86.AMOVBQSX,
		reg: regInfo{
			inputs: []inputInfo{
				{0, 49135}, // AX CX DX BX BP SI DI R8 R9 R10 R11 R12 R13 R15
			},
			outputs: []outputInfo{