ydt.year, ydt.month, ydt.day, ydt.yday, (i-2)*4)
			dt1, err := Parse("2006-01-02 002 -0700", f)
			if err != nil {
				t.Errorf(`Parse("2006-01-02 002 -0700", %q): %v`, f, err)
				continue
			}
			if !dt1.Equal(dt) {
				t.Errorf(`Parse("2006-01-02 002 -0700", %q) = %v, want %v`, f, dt1, dt)
			}
		}
	}
}

var durationTests = []struct {
	str string

{"Name":"LDNP (SIMD&FP)","Bits":"01:2|1|0|1|1|0|0|0|1|imm7:7|Rt2:5|Rn:5|Rt:5","Arch":"64-bit variant","Syntax":"LDNP <Dt1>, <Dt2>, [<Xn|SP>{, #<imm>}]","Code":"","Alias":""},
{"Name":"LDNP (SIMD&FP)","Bits":"10:2|1|0|1|1|0|0|0|1|imm7:7|Rt2:5|Rn:5|Rt:5","Arch":"128-bit variant","Syntax":"LDNP <Qt1>, <Qt2>, [<Xn|SP>{, #<imm>}]","Code":"","Alias":""},