Something involving map coordinates

something involving map coordinates - Fill data at 0x8018f8cc with data at 0x1e3e32 (Before Squad setting)
00183ea0: 90830000 lbu r3,0x0000(r4)
00183ea4: 24840001 addiu r4,r4,0x0001
00183ea8: 3c078019 lui r7,0x8019
00183eac: 24e7f8cc addiu r7,r7,0xf8cc
00183eb0: 24860001 addiu r6,r4,0x0001
00183eb4: 00c71025 or r2,r6,r7
00183eb8: 3c01800e lui r1,0x800e
00183ebc: a0234e9c sb r3,0x4e9c(r1)
00183ec0: 90830000 lbu r3,0x0000(r4)
00183ec4: 30420003 andi r2,r2,0x0003
00183ec8: 3c01800e lui r1,0x800e
00183ecc: a0234ea0 sb r3,0x4ea0(r1)
00183ed0: 10400016 beq r2,r0,0x00183f2c
00183ed4: 24c81000 addiu r8,r6,0x1000
00183ed8: 88c20003 lwl r2,0x0003(r6)
00183edc: 98c20000 lwr r2,0x0000(r6)
00183ee0: 88c30007 lwl r3,0x0007(r6)
00183ee4: 98c30004 lwr r3,0x0004(r6)
00183ee8: 88c4000b lwl r4,0x000b(r6)
00183eec: 98c40008 lwr r4,0x0008(r6)
00183ef0: 88c5000f lwl r5,0x000f(r6)
00183ef4: 98c5000c lwr r5,0x000c(r6)
00183ef8: a8e20003 swl r2,0x0003(r7)
00183efc: b8e20000 swr r2,0x0000(r7)
00183f00: a8e30007 swl r3,0x0007(r7)
00183f04: b8e30004 swr r3,0x0004(r7)
00183f08: a8e4000b swl r4,0x000b(r7)
00183f0c: b8e40008 swr r4,0x0008(r7)
00183f10: a8e5000f swl r5,0x000f(r7)
00183f14: b8e5000c swr r5,0x000c(r7)
00183f18: 24c60010 addiu r6,r6,0x0010
00183f1c: 14c8ffee bne r6,r8,0x00183ed8
00183f20: 24e70010 addiu r7,r7,0x0010
00183f24: 08060fd6 j 0x00183f58
00183f28: 00000000 nop
00183f2c: 8cc20000 lw r2,0x0000(r6)
00183f30: 8cc30004 lw r3,0x0004(r6)
00183f34: 8cc40008 lw r4,0x0008(r6)
00183f38: 8cc5000c lw r5,0x000c(r6)
00183f3c: ace20000 sw r2,0x0000(r7)
00183f40: ace30004 sw r3,0x0004(r7)
00183f44: ace40008 sw r4,0x0008(r7)
00183f48: ace5000c sw r5,0x000c(r7)
00183f4c: 24c60010 addiu r6,r6,0x0010
00183f50: 14c8fff6 bne r6,r8,0x00183f2c
00183f54: 24e70010 addiu r7,r7,0x0010
00183f58: 03e00008 jr r31
00183f5c: 00000000 nop