typ := &b.Func.Config.Types
	// match: (MOVHreg e:(MOVBreg x))
	// cond: clobberIfDead(e)
	// result: (MOVBreg x)
	for {
		e := v_0
		if e.Op != OpS390XMOVBreg {
			break
		}
		x := e.Args[0]
		if !(clobberIfDead(e)) {
			break
		}
		v.reset(OpS390XMOVBreg)
		v.AddArg(x)
		return true
	}
	// match: (MOVHreg e:(MOVHreg x))
	// cond: clobberIfDead(e)

		return true
	}
	// match: (MOVHreg y:(MOVHreg _))
	// result: y
	for {
		y := v_0
		if y.Op != OpPPC64MOVHreg {
			break
		}
		v.copyOf(y)
		return true
	}
	// match: (MOVHreg y:(MOVBreg _))
	// result: y
	for {
		y := v_0
		if y.Op != OpPPC64MOVBreg {
			break
		}
		v.copyOf(y)
		return true
	}
	// match: (MOVHreg y:(MOVHZreg x))

		}
		v.reset(OpARMMOVWreg)
		v.AddArg(x)
		return true
	}
	// match: (MOVHreg x:(MOVHreg _))
	// result: (MOVWreg x)
	for {
		x := v_0
		if x.Op != OpARMMOVHreg {
			break
		}
		v.reset(OpARMMOVWreg)
		v.AddArg(x)
		return true
	}
	// match: (MOVHreg (MOVWconst [c]))
	// result: (MOVWconst [int32(int16(c))])
	for {
		if v_0.Op != OpARMMOVWconst {
			break
		}