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# ROUTINE: ? Calculation (0x2398c) # Parameters: # r4 = ? # r5 = ? # r6 = ? # r7 = ? # Returns: # r2 = ? Calculation Result 0002398c: 27bdffd8 addiu r29,r29,-0x0028 00023990: afb00010 sw r16,0x0010(r29) 00023994: 00808021 addu r16,r4,r0 00023998: afb20018 sw r18,0x0018(r29) 0002399c: 00a09021 addu r18,r5,r0 000239a0: afb3001c sw r19,0x001c(r29) 000239a4: 00c09821 addu r19,r6,r0 000239a8: afb10014 sw r17,0x0014(r29) 000239ac: afbf0020 sw r31,0x0020(r29) 000239b0: 0c00916f jal 0x000245bc # ROUTINE: ? Accessor (0x245bc) 000239b4: 00e08821 addu r17,r7,r0 000239b8: 34030001 ori r3,r0,0x0001 000239bc: 10430006 beq r2,r3,0x000239d8 000239c0: 32030003 andi r3,r16,0x0003 # ((Parameter 1) mod 4) # if (([? Accessor Result] != 1) 000239c4: 0c00916f jal 0x000245bc # ROUTINE: ? Accessor (0x245bc) (Call #2) 000239c8: 00000000 nop 000239cc: 34030002 ori r3,r0,0x0002 000239d0: 1443000b bne r2,r3,0x00023a00 # AND ([? Accessor Result (#2)] == 2)) 000239d4: 32030003 andi r3,r16,0x0003 # ((Parameter 1) mod 4) # { 000239d8: 00031a40 sll r3,r3,0x09 # ((Parameter 1) mod 4) * 512 000239dc: 32420003 andi r2,r18,0x0003 # ((Parameter 2) mod 4) 000239e0: 000211c0 sll r2,r2,0x07 # ((Parameter 2) mod 4) * 128 000239e4: 00621825 or r3,r3,r2 # (((Parameter 1) mod 4) * 512) | (((Parameter 2) mod 4) * 128) 000239e8: 32220300 andi r2,r17,0x0300 # (Parameter 4) & 0x300 000239ec: 000210c3 sra r2,r2,0x03 # ((Parameter 4) & 0x300) >> 3 000239f0: 00621825 or r3,r3,r2 # leftValue = ((((Parameter 1) mod 4) * 512) | (((Parameter 2) mod 4) * 128)) | (((Parameter 4) & 0x300) >> 3) 000239f4: 326203ff andi r2,r19,0x03ff # (Parameter 3) & 0x3ff 000239f8: 08008e8c j 0x00023a30 000239fc: 00021183 sra r2,r2,0x06 # rightValue = ((Parameter 3) & 0x3ff) >> 6 # } else { 00023a00: 000319c0 sll r3,r3,0x07 # ((Parameter 1) mod 4) * 128 00023a04: 32420003 andi r2,r18,0x0003 # ((Parameter 2) mod 4) 00023a08: 00021140 sll r2,r2,0x05 # ((Parameter 2) mod 4) * 32 00023a0c: 00621825 or r3,r3,r2 # (((Parameter 1) mod 4) * 128) | (((Parameter 2) mod 4) * 32) 00023a10: 32220100 andi r2,r17,0x0100 # (Parameter 4) & 0x100 00023a14: 00021103 sra r2,r2,0x04 # ((Parameter 4) & 0x100) >> 4 00023a18: 00621825 or r3,r3,r2 # ((((Parameter 1) mod 4) * 128) | (((Parameter 2) mod 4) * 32)) | (((Parameter 4) & 0x100) >> 4) 00023a1c: 326203ff andi r2,r19,0x03ff # (Parameter 3) & 0x3ff 00023a20: 00021183 sra r2,r2,0x06 # ((Parameter 3) & 0x3ff) >> 6 00023a24: 00621825 or r3,r3,r2 # leftValue = (((((Parameter 1) mod 4) * 128) | (((Parameter 2) mod 4) * 32)) | (((Parameter 4) & 0x100) >> 4)) | (((Parameter 3) & 0x3ff) >> 6) 00023a28: 32220200 andi r2,r17,0x0200 # (Parameter 4) & 0x200 00023a2c: 00021080 sll r2,r2,0x02 # rightValue = ((Parameter 4) & 0x200) * 4 # } 00023a30: 00621025 or r2,r3,r2 # RETURN leftValue | rightValue 00023a34: 8fbf0020 lw r31,0x0020(r29) 00023a38: 8fb3001c lw r19,0x001c(r29) 00023a3c: 8fb20018 lw r18,0x0018(r29) 00023a40: 8fb10014 lw r17,0x0014(r29) 00023a44: 8fb00010 lw r16,0x0010(r29) 00023a48: 27bd0028 addiu r29,r29,0x0028 00023a4c: 03e00008 jr r31 00023a50: 00000000 nop
