var buf Buffer
	s := ""
	for i := 0; i < 50; i++ {
		wlen := rand.Intn(len(testString))
		if i%2 == 0 {
			s = fillString(t, "TestMixedReadsAndWrites (1)", &buf, s, 1, testString[0:wlen])
		} else {
			s = fillBytes(t, "TestMixedReadsAndWrites (1)", &buf, s, 1, testBytes[0:wlen])
		}

		rlen := rand.Intn(len(testString))
		fub := make([]byte, rlen)
		n, _ := buf.Read(fub)
		s = s[n:]
	}

	XXBRD VS0, VS1                  // f037076c
	XXBRW VS1, VS2                  // f04f0f6c
	XXBRH VS2, VS3                  // f067176c
	XXLAND VS1, VS2, VS3            // f0611410
	XXLAND V1, V2, V3               // f0611417
	XXLAND VS33, VS34, VS35         // f0611417
	XXLANDC VS1, VS2, VS3           // f0611450
	XXLEQV VS0, VS1, VS2            // f0400dd0
	XXLNAND VS0, VS1, VS2           // f0400d90