v.AuxInt = int64ToAuxInt(c)
		v0 := b.NewValue0(v.Pos, OpPPC64MOVHZreg, typ.Int64)
		v0.AddArg(x)
		v.AddArg(v0)
		return true
	}
	// match: (MOVWZreg (SRWconst [c] (MOVWZreg x)))
	// result: (SRWconst [c] (MOVWZreg x))
	for {
		if v_0.Op != OpPPC64SRWconst {
			break
		}
		c := auxIntToInt64(v_0.AuxInt)
		v_0_0 := v_0.Args[0]
		if v_0_0.Op != OpPPC64MOVWZreg {

		return true
	}
	// match: (MOVWZreg e:(MOVWreg x))
	// cond: clobberIfDead(e)
	// result: (MOVWZreg x)
	for {
		e := v_0
		if e.Op != OpS390XMOVWreg {
			break
		}
		x := e.Args[0]
		if !(clobberIfDead(e)) {
			break
		}
		v.reset(OpS390XMOVWZreg)
		v.AddArg(x)
		return true
	}
	// match: (MOVWZreg e:(MOVWZreg x))
	// cond: clobberIfDead(e)