Get First Thread Parameter

#   ROUTINE: GET FIRST THREAD PARAMETER
#       Returns:
#           r2 = First parameter of current thread

8014cbc0: 3c018017 lui r1,0x8017
8014cbc4: 00200821 addu r1,r1,r0
8014cbc8: 8c284038 lw r8,0x4038(r1)         #   threadID
8014cbcc: 00000000 nop
8014cbd0: 00084280 sll r8,r8,0x0a           #   threadID * sizeof(thread)
8014cbd4: 3c018016 lui r1,0x8016
8014cbd8: 00200821 addu r1,r1,r0
8014cbdc: 8c295f98 lw r9,0x5f98(r1)         #   Base pointer for thread array
8014cbe0: 00000000 nop
8014cbe4: 01094021 addu r8,r8,r9            #   thread
8014cbe8: 8d020000 lw r2,0x0000(r8)         #   return thread.funcParam1
8014cbec: 03e00008 jr r31
8014cbf0: 00000000 nop