// match: (Lsh64x64 x y)
	// cond: shiftIsBounded(v)
	// result: (I64Shl x y)
	for {
		x := v_0
		y := v_1
		if !(shiftIsBounded(v)) {
			break
		}
		v.reset(OpWasmI64Shl)
		v.AddArg2(x, y)
		return true
	}
	// match: (Lsh64x64 x (I64Const [c]))
	// cond: uint64(c) < 64
	// result: (I64Shl x (I64Const [c]))
	for {
		x := v_0
		if v_1.Op != OpWasmI64Const {