Get Thread Running Task

#   ROUTINE: GET THREAD RUNNING TASK
#       Searches running threads (outside of the main thread) for the given taskID.
#       Parameters:
#           r4 = (taskID) Task ID to search for
#       Returns:
#           r2 = (ID of thread running the given taskID), or 0 if no such thread exists

80149cbc: 27bdffe0 addiu r29,r29,-0x0020
80149cc0: afb20018 sw r18,0x0018(r29)
80149cc4: 00809021 addu r18,r4,r0                   #   taskID
80149cc8: afb00010 sw r16,0x0010(r29)
80149ccc: 34100001 ori r16,r0,0x0001                #   loopthreadID = 1
80149cd0: afb10014 sw r17,0x0014(r29)
80149cd4: 34110400 ori r17,r0,0x0400                #   threadOffset = sizeof(thread)
80149cd8: afbf001c sw r31,0x001c(r29)
                                                    #   do {
80149cdc: 3c028017 lui r2,0x8017
80149ce0: 8c424038 lw r2,0x4038(r2)                 #       runningthreadID
80149ce4: 00000000 nop
80149ce8: 1202000b beq r16,r2,0x80149d18            #       if (loopThreadID != runningthreadID) {
80149cec: 00000000 nop
80149cf0: 0c053325 jal 0x8014cc94                   #           isRunning = Check Thread Running Status (loopThreadID);
80149cf4: 02002021 addu r4,r16,r0
80149cf8: 10400007 beq r2,r0,0x80149d18             #           if (isRunning) {
80149cfc: 00000000 nop
80149d00: 3c018017 lui r1,0x8017
80149d04: 00310821 addu r1,r1,r17
80149d08: 8c2298b8 lw r2,-0x6748(r1)                #               threads[loopThreadID].TaskID
80149d0c: 00000000 nop
80149d10: 10520006 beq r2,r18,0x80149d2c            #               if (threads[loopThreadID].TaskID) == taskID)
80149d14: 02001021 addu r2,r16,r0                   #                   return loopThreadID;
                                                    #           }
                                                    #       }
80149d18: 26100001 addiu r16,r16,0x0001             #       loopThreadID = loopThreadID + 1
80149d1c: 2a020010 slti r2,r16,0x0010
80149d20: 1440ffee bne r2,r0,0x80149cdc
80149d24: 26310400 addiu r17,r17,0x0400             #       threadOffset = threadOffset + sizeof(thread)
                                                    #   } while (loopThreadID < 16);
80149d28: 00001021 addu r2,r0,r0                    #   return 0;
80149d2c: 8fbf001c lw r31,0x001c(r29)
80149d30: 8fb20018 lw r18,0x0018(r29)
80149d34: 8fb10014 lw r17,0x0014(r29)
80149d38: 8fb00010 lw r16,0x0010(r29)
80149d3c: 27bd0020 addiu r29,r29,0x0020
80149d40: 03e00008 jr r31
80149d44: 00000000 nop