Register Allocation - Introduction to Compiler Construction in a Java World - page 259

Interval V32 is allocated physical register $t0
2. The next iteration deals with V33.
unhandled: [V33, V34, V35, V36, V37, V38]
current = V33
active: [V32]
inactive: []
free registers: [$t1, $t2, $t3]
Interval V33 is allocated physical register $t1
3. unhandled: [V34, V35, V36, V37, V38]
current = V34
active: [V32, V33]
inactive: []
free registers: [$t2, $t3]
Interval V34 is allocated physical register $t2
4. unhandled: [V35, V36, V37, V38]
current = V35
active: [V33, V34]
inactive: []
free registers: [$t0, $t3]
Interval V35 is allocated physical register $t0
5. unhandled: [V36, V37, V38]
current = V36
active: [V33, V34]
inactive: []
free registers: [$t0, $t3]
Interval V36 is allocated physical register $t0
6. unhandled: [V37, V38]
current = V37
active: [V33, V34, V36]
inactive: []
free registers: [$t3]
Interval V37 is allocated physical register $t3
7. unhandled: [V38]
current = V38
active: [V33, V34, V37]
inactive: []
free registers: [$t0]
Interval V38 is allocated physical register $t0