Another intermediate routine

BATTLE.BIN - Another intermediate routine --> AI Simulation - Inflict defending 
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Parameters : r4 = Unit ID
Returns : r2 = 0x00 (always..)

This routine inflict defending to Unit (AI simulation only ?)
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00183e00: 27bdffe8 addiu r29,r29,-0x0018 
00183e04: afbf0010 sw r31,0x0010(r29
00183e08: 000410c0 sll r2,r4,0x03           |ID*8
00183e0c: 00441023 subu r2,r2,r4            |ID*7
00183e10: 00021180 sll r2,r2,0x06           |ID=0x1c0
00183e14: 3c048019 lui r4,0x8019            |
00183e18: 248408cc addiu r4,r4,0x08cc       |
00183e1c: 00442021 addu r4,r2,r4            |Pointer to unit Battle stats
00183e20: 0c0179ea jal 0x0005e7a8           |-->Status_infliction/removal%3F Inflict defending
00183e24: 34050007 ori r5,r0,0x0007         |Parameter for above
00183e28: 00001021 addu r2,r0,r0
00183e2c: 8fbf0010 lw r31,0x0010(r29)
00183e30: 27bd0018 addiu r29,r29,0x0018
00183e34: 03e00008 jr r31
00183e38: 00000000 nop

Return location

Battle.bin
0007513c: Decide_what_to_do_based_on_skillset/ability_selections?
000754bc: Set_move/act_based_on_skillset
0019d4fc: AI_End_of_turn,_in_between_turn,_etc.