$ objdump --disassemble=lifegame lifegame -M intel lifegame: file format elf64-x86-64 Disassembly of section .init: Disassembly of section .plt: Disassembly of section .plt.got: Disassembly of section .plt.sec: Disassembly of section .text: 0000000000001149 : 1149: f3 0f 1e fa endbr64 114d: 55 push rbp 114e: 48 89 e5 mov rbp,rsp 1151: 48 81 ec 60 09 00 00 sub rsp,0x960 1158: 64 48 8b 04 25 28 00 mov rax,QWORD PTR fs:0x28 115f: 00 00 1161: 48 89 45 f8 mov QWORD PTR [rbp-0x8],rax 1165: 31 c0 xor eax,eax 1167: c6 45 e0 1b mov BYTE PTR [rbp-0x20],0x1b 116b: c6 45 e1 63 mov BYTE PTR [rbp-0x1f],0x63 116f: c6 45 e2 00 mov BYTE PTR [rbp-0x1e],0x0 1173: b8 01 00 00 00 mov eax,0x1 1178: bf 01 00 00 00 mov edi,0x1 117d: 48 8d 4d e0 lea rcx,[rbp-0x20] 1181: ba 02 00 00 00 mov edx,0x2 1186: 48 89 ce mov rsi,rcx 1189: 0f 05 syscall 118b: c6 45 e0 4c mov BYTE PTR [rbp-0x20],0x4c 118f: c6 45 e1 69 mov BYTE PTR [rbp-0x1f],0x69 1193: c6 45 e2 66 mov BYTE PTR [rbp-0x1e],0x66 1197: c6 45 e3 65 mov BYTE PTR [rbp-0x1d],0x65 119b: c6 45 e4 20 mov BYTE PTR [rbp-0x1c],0x20 119f: c6 45 e5 47 mov BYTE PTR [rbp-0x1b],0x47 11a3: c6 45 e6 61 mov BYTE PTR [rbp-0x1a],0x61 11a7: c6 45 e7 6d mov BYTE PTR [rbp-0x19],0x6d 11ab: c6 45 e8 65 mov BYTE PTR [rbp-0x18],0x65 11af: c6 45 e9 0a mov BYTE PTR [rbp-0x17],0xa 11b3: c6 45 ea 00 mov BYTE PTR [rbp-0x16],0x0 11b7: b8 01 00 00 00 mov eax,0x1 11bc: bf 01 00 00 00 mov edi,0x1 11c1: 48 8d 4d e0 lea rcx,[rbp-0x20] 11c5: ba 09 00 00 00 mov edx,0x9 11ca: 48 89 ce mov rsi,rcx 11cd: 0f 05 syscall 11cf: c7 85 a4 f6 ff ff 00 mov DWORD PTR [rbp-0x95c],0x0 11d6: 00 00 00 11d9: e9 e6 00 00 00 jmp 12c4 11de: c7 85 a8 f6 ff ff 00 mov DWORD PTR [rbp-0x958],0x0 11e5: 00 00 00 11e8: e9 c3 00 00 00 jmp 12b0 11ed: 8b 85 a8 f6 ff ff mov eax,DWORD PTR [rbp-0x958] 11f3: 48 63 c8 movsxd rcx,eax 11f6: 8b 85 a4 f6 ff ff mov eax,DWORD PTR [rbp-0x95c] 11fc: 48 63 d0 movsxd rdx,eax 11ff: 48 89 d0 mov rax,rdx 1202: 48 c1 e0 04 shl rax,0x4 1206: 48 01 d0 add rax,rdx 1209: 48 01 c0 add rax,rax 120c: 48 01 e8 add rax,rbp 120f: 48 01 c8 add rax,rcx 1212: 48 2d 30 09 00 00 sub rax,0x930 1218: c6 00 2e mov BYTE PTR [rax],0x2e 121b: 83 bd a4 f6 ff ff 00 cmp DWORD PTR [rbp-0x95c],0x0 1222: 0f 8e 81 00 00 00 jle 12a9 1228: 83 bd a4 f6 ff ff 1e cmp DWORD PTR [rbp-0x95c],0x1e 122f: 7f 78 jg 12a9 1231: 83 bd a8 f6 ff ff 00 cmp DWORD PTR [rbp-0x958],0x0 1238: 7e 6f jle 12a9 123a: 83 bd a8 f6 ff ff 1e cmp DWORD PTR [rbp-0x958],0x1e 1241: 7f 66 jg 12a9 1243: 8b 95 a4 f6 ff ff mov edx,DWORD PTR [rbp-0x95c] 1249: 8b 85 a8 f6 ff ff mov eax,DWORD PTR [rbp-0x958] 124f: 01 c2 add edx,eax 1251: 48 63 c2 movsxd rax,edx 1254: 48 69 c0 93 24 49 92 imul rax,rax,0xffffffff92492493 125b: 48 c1 e8 20 shr rax,0x20 125f: 01 d0 add eax,edx 1261: c1 f8 02 sar eax,0x2 1264: 89 d1 mov ecx,edx 1266: c1 f9 1f sar ecx,0x1f 1269: 29 c8 sub eax,ecx 126b: 89 c1 mov ecx,eax 126d: c1 e1 03 shl ecx,0x3 1270: 29 c1 sub ecx,eax 1272: 89 d0 mov eax,edx 1274: 29 c8 sub eax,ecx 1276: 83 f8 01 cmp eax,0x1 1279: 7f 2e jg 12a9 127b: 8b 85 a8 f6 ff ff mov eax,DWORD PTR [rbp-0x958] 1281: 48 63 c8 movsxd rcx,eax 1284: 8b 85 a4 f6 ff ff mov eax,DWORD PTR [rbp-0x95c] 128a: 48 63 d0 movsxd rdx,eax 128d: 48 89 d0 mov rax,rdx 1290: 48 c1 e0 04 shl rax,0x4 1294: 48 01 d0 add rax,rdx 1297: 48 01 c0 add rax,rax 129a: 48 01 e8 add rax,rbp 129d: 48 01 c8 add rax,rcx 12a0: 48 2d 30 09 00 00 sub rax,0x930 12a6: c6 00 78 mov BYTE PTR [rax],0x78 12a9: 83 85 a8 f6 ff ff 01 add DWORD PTR [rbp-0x958],0x1 12b0: 83 bd a8 f6 ff ff 21 cmp DWORD PTR [rbp-0x958],0x21 12b7: 0f 8e 30 ff ff ff jle 11ed 12bd: 83 85 a4 f6 ff ff 01 add DWORD PTR [rbp-0x95c],0x1 12c4: 83 bd a4 f6 ff ff 21 cmp DWORD PTR [rbp-0x95c],0x21 12cb: 0f 8e 0d ff ff ff jle 11de 12d1: c7 85 ac f6 ff ff 00 mov DWORD PTR [rbp-0x954],0x0 12d8: 00 00 00 12db: e9 eb 03 00 00 jmp 16cb 12e0: c7 85 b0 f6 ff ff 00 mov DWORD PTR [rbp-0x950],0x0 12e7: 00 00 00 12ea: eb 07 jmp 12f3 12ec: 83 85 b0 f6 ff ff 01 add DWORD PTR [rbp-0x950],0x1 12f3: 81 bd b0 f6 ff ff ff cmp DWORD PTR [rbp-0x950],0x773593ff 12fa: 93 35 77 12fd: 7e ed jle 12ec 12ff: c6 45 e0 1b mov BYTE PTR [rbp-0x20],0x1b 1303: c6 45 e1 63 mov BYTE PTR [rbp-0x1f],0x63 1307: c6 45 e2 00 mov BYTE PTR [rbp-0x1e],0x0 130b: b8 01 00 00 00 mov eax,0x1 1310: bf 01 00 00 00 mov edi,0x1 1315: 48 8d 4d e0 lea rcx,[rbp-0x20] 1319: ba 02 00 00 00 mov edx,0x2 131e: 48 89 ce mov rsi,rcx 1321: 0f 05 syscall 1323: c7 85 b4 f6 ff ff 01 mov DWORD PTR [rbp-0x94c],0x1 132a: 00 00 00 132d: e9 b0 00 00 00 jmp 13e2 1332: c7 85 b8 f6 ff ff 01 mov DWORD PTR [rbp-0x948],0x1 1339: 00 00 00 133c: eb 74 jmp 13b2 133e: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 1344: 99 cdq 1345: c1 ea 1f shr edx,0x1f 1348: 01 d0 add eax,edx 134a: 83 e0 01 and eax,0x1 134d: 29 d0 sub eax,edx 134f: 89 c2 mov edx,eax 1351: 8b 85 b8 f6 ff ff mov eax,DWORD PTR [rbp-0x948] 1357: 48 63 c8 movsxd rcx,eax 135a: 48 63 c2 movsxd rax,edx 135d: 8b 95 b4 f6 ff ff mov edx,DWORD PTR [rbp-0x94c] 1363: 48 63 d2 movsxd rdx,edx 1366: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 136d: 48 89 d0 mov rax,rdx 1370: 48 c1 e0 04 shl rax,0x4 1374: 48 01 d0 add rax,rdx 1377: 48 01 c0 add rax,rax 137a: 48 01 f0 add rax,rsi 137d: 48 01 e8 add rax,rbp 1380: 48 01 c8 add rax,rcx 1383: 48 2d 30 09 00 00 sub rax,0x930 1389: 0f b6 00 movzx eax,BYTE PTR [rax] 138c: 88 45 e0 mov BYTE PTR [rbp-0x20],al 138f: c6 45 e1 00 mov BYTE PTR [rbp-0x1f],0x0 1393: b8 01 00 00 00 mov eax,0x1 1398: bf 01 00 00 00 mov edi,0x1 139d: 48 8d 4d e0 lea rcx,[rbp-0x20] 13a1: ba 01 00 00 00 mov edx,0x1 13a6: 48 89 ce mov rsi,rcx 13a9: 0f 05 syscall 13ab: 83 85 b8 f6 ff ff 01 add DWORD PTR [rbp-0x948],0x1 13b2: 83 bd b8 f6 ff ff 1e cmp DWORD PTR [rbp-0x948],0x1e 13b9: 7e 83 jle 133e 13bb: c6 45 e0 0a mov BYTE PTR [rbp-0x20],0xa 13bf: c6 45 e1 00 mov BYTE PTR [rbp-0x1f],0x0 13c3: b8 01 00 00 00 mov eax,0x1 13c8: bf 01 00 00 00 mov edi,0x1 13cd: 48 8d 4d e0 lea rcx,[rbp-0x20] 13d1: ba 01 00 00 00 mov edx,0x1 13d6: 48 89 ce mov rsi,rcx 13d9: 0f 05 syscall 13db: 83 85 b4 f6 ff ff 01 add DWORD PTR [rbp-0x94c],0x1 13e2: 83 bd b4 f6 ff ff 1e cmp DWORD PTR [rbp-0x94c],0x1e 13e9: 0f 8e 43 ff ff ff jle 1332 13ef: c7 85 bc f6 ff ff 01 mov DWORD PTR [rbp-0x944],0x1 13f6: 00 00 00 13f9: e9 b9 02 00 00 jmp 16b7 13fe: c7 85 c0 f6 ff ff 01 mov DWORD PTR [rbp-0x940],0x1 1405: 00 00 00 1408: e9 96 02 00 00 jmp 16a3 140d: c7 85 c4 f6 ff ff 00 mov DWORD PTR [rbp-0x93c],0x0 1414: 00 00 00 1417: c7 85 c8 f6 ff ff ff mov DWORD PTR [rbp-0x938],0xffffffff 141e: ff ff ff 1421: e9 a8 00 00 00 jmp 14ce 1426: c7 85 cc f6 ff ff ff mov DWORD PTR [rbp-0x934],0xffffffff 142d: ff ff ff 1430: e9 85 00 00 00 jmp 14ba 1435: 83 bd c8 f6 ff ff 00 cmp DWORD PTR [rbp-0x938],0x0 143c: 75 09 jne 1447 143e: 83 bd cc f6 ff ff 00 cmp DWORD PTR [rbp-0x934],0x0 1445: 74 6b je 14b2 1447: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 144d: 99 cdq 144e: c1 ea 1f shr edx,0x1f 1451: 01 d0 add eax,edx 1453: 83 e0 01 and eax,0x1 1456: 29 d0 sub eax,edx 1458: 89 c6 mov esi,eax 145a: 8b 95 bc f6 ff ff mov edx,DWORD PTR [rbp-0x944] 1460: 8b 85 c8 f6 ff ff mov eax,DWORD PTR [rbp-0x938] 1466: 01 c2 add edx,eax 1468: 8b 8d c0 f6 ff ff mov ecx,DWORD PTR [rbp-0x940] 146e: 8b 85 cc f6 ff ff mov eax,DWORD PTR [rbp-0x934] 1474: 01 c8 add eax,ecx 1476: 48 63 c8 movsxd rcx,eax 1479: 48 63 c6 movsxd rax,esi 147c: 48 63 d2 movsxd rdx,edx 147f: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 1486: 48 89 d0 mov rax,rdx 1489: 48 c1 e0 04 shl rax,0x4 148d: 48 01 d0 add rax,rdx 1490: 48 01 c0 add rax,rax 1493: 48 01 f0 add rax,rsi 1496: 48 01 e8 add rax,rbp 1499: 48 01 c8 add rax,rcx 149c: 48 2d 30 09 00 00 sub rax,0x930 14a2: 0f b6 00 movzx eax,BYTE PTR [rax] 14a5: 3c 78 cmp al,0x78 14a7: 75 0a jne 14b3 14a9: 83 85 c4 f6 ff ff 01 add DWORD PTR [rbp-0x93c],0x1 14b0: eb 01 jmp 14b3 14b2: 90 nop 14b3: 83 85 cc f6 ff ff 01 add DWORD PTR [rbp-0x934],0x1 14ba: 83 bd cc f6 ff ff 01 cmp DWORD PTR [rbp-0x934],0x1 14c1: 0f 8e 6e ff ff ff jle 1435 14c7: 83 85 c8 f6 ff ff 01 add DWORD PTR [rbp-0x938],0x1 14ce: 83 bd c8 f6 ff ff 01 cmp DWORD PTR [rbp-0x938],0x1 14d5: 0f 8e 4b ff ff ff jle 1426 14db: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 14e1: 99 cdq 14e2: c1 ea 1f shr edx,0x1f 14e5: 01 d0 add eax,edx 14e7: 83 e0 01 and eax,0x1 14ea: 29 d0 sub eax,edx 14ec: 89 c2 mov edx,eax 14ee: 8b 85 c0 f6 ff ff mov eax,DWORD PTR [rbp-0x940] 14f4: 48 63 c8 movsxd rcx,eax 14f7: 48 63 c2 movsxd rax,edx 14fa: 8b 95 bc f6 ff ff mov edx,DWORD PTR [rbp-0x944] 1500: 48 63 d2 movsxd rdx,edx 1503: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 150a: 48 89 d0 mov rax,rdx 150d: 48 c1 e0 04 shl rax,0x4 1511: 48 01 d0 add rax,rdx 1514: 48 01 c0 add rax,rax 1517: 48 01 f0 add rax,rsi 151a: 48 01 e8 add rax,rbp 151d: 48 01 c8 add rax,rcx 1520: 48 2d 30 09 00 00 sub rax,0x930 1526: 0f b6 00 movzx eax,BYTE PTR [rax] 1529: 3c 2e cmp al,0x2e 152b: 0f 85 b5 00 00 00 jne 15e6 1531: 83 bd c4 f6 ff ff 03 cmp DWORD PTR [rbp-0x93c],0x3 1538: 75 56 jne 1590 153a: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 1540: 83 c0 01 add eax,0x1 1543: 99 cdq 1544: c1 ea 1f shr edx,0x1f 1547: 01 d0 add eax,edx 1549: 83 e0 01 and eax,0x1 154c: 29 d0 sub eax,edx 154e: 89 c2 mov edx,eax 1550: 8b 85 c0 f6 ff ff mov eax,DWORD PTR [rbp-0x940] 1556: 48 63 c8 movsxd rcx,eax 1559: 48 63 c2 movsxd rax,edx 155c: 8b 95 bc f6 ff ff mov edx,DWORD PTR [rbp-0x944] 1562: 48 63 d2 movsxd rdx,edx 1565: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 156c: 48 89 d0 mov rax,rdx 156f: 48 c1 e0 04 shl rax,0x4 1573: 48 01 d0 add rax,rdx 1576: 48 01 c0 add rax,rax 1579: 48 01 f0 add rax,rsi 157c: 48 01 e8 add rax,rbp 157f: 48 01 c8 add rax,rcx 1582: 48 2d 30 09 00 00 sub rax,0x930 1588: c6 00 78 mov BYTE PTR [rax],0x78 158b: e9 0c 01 00 00 jmp 169c 1590: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 1596: 83 c0 01 add eax,0x1 1599: 99 cdq 159a: c1 ea 1f shr edx,0x1f 159d: 01 d0 add eax,edx 159f: 83 e0 01 and eax,0x1 15a2: 29 d0 sub eax,edx 15a4: 89 c2 mov edx,eax 15a6: 8b 85 c0 f6 ff ff mov eax,DWORD PTR [rbp-0x940] 15ac: 48 63 c8 movsxd rcx,eax 15af: 48 63 c2 movsxd rax,edx 15b2: 8b 95 bc f6 ff ff mov edx,DWORD PTR [rbp-0x944] 15b8: 48 63 d2 movsxd rdx,edx 15bb: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 15c2: 48 89 d0 mov rax,rdx 15c5: 48 c1 e0 04 shl rax,0x4 15c9: 48 01 d0 add rax,rdx 15cc: 48 01 c0 add rax,rax 15cf: 48 01 f0 add rax,rsi 15d2: 48 01 e8 add rax,rbp 15d5: 48 01 c8 add rax,rcx 15d8: 48 2d 30 09 00 00 sub rax,0x930 15de: c6 00 2e mov BYTE PTR [rax],0x2e 15e1: e9 b6 00 00 00 jmp 169c 15e6: 83 bd c4 f6 ff ff 02 cmp DWORD PTR [rbp-0x93c],0x2 15ed: 74 09 je 15f8 15ef: 83 bd c4 f6 ff ff 03 cmp DWORD PTR [rbp-0x93c],0x3 15f6: 75 53 jne 164b 15f8: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 15fe: 83 c0 01 add eax,0x1 1601: 99 cdq 1602: c1 ea 1f shr edx,0x1f 1605: 01 d0 add eax,edx 1607: 83 e0 01 and eax,0x1 160a: 29 d0 sub eax,edx 160c: 89 c2 mov edx,eax 160e: 8b 85 c0 f6 ff ff mov eax,DWORD PTR [rbp-0x940] 1614: 48 63 c8 movsxd rcx,eax 1617: 48 63 c2 movsxd rax,edx 161a: 8b 95 bc f6 ff ff mov edx,DWORD PTR [rbp-0x944] 1620: 48 63 d2 movsxd rdx,edx 1623: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 162a: 48 89 d0 mov rax,rdx 162d: 48 c1 e0 04 shl rax,0x4 1631: 48 01 d0 add rax,rdx 1634: 48 01 c0 add rax,rax 1637: 48 01 f0 add rax,rsi 163a: 48 01 e8 add rax,rbp 163d: 48 01 c8 add rax,rcx 1640: 48 2d 30 09 00 00 sub rax,0x930 1646: c6 00 78 mov BYTE PTR [rax],0x78 1649: eb 51 jmp 169c 164b: 8b 85 ac f6 ff ff mov eax,DWORD PTR [rbp-0x954] 1651: 83 c0 01 add eax,0x1 1654: 99 cdq 1655: c1 ea 1f shr edx,0x1f 1658: 01 d0 add eax,edx 165a: 83 e0 01 and eax,0x1 165d: 29 d0 sub eax,edx 165f: 89 c2 mov edx,eax 1661: 8b 85 c0 f6 ff ff mov eax,DWORD PTR [rbp-0x940] 1667: 48 63 c8 movsxd rcx,eax 166a: 48 63 c2 movsxd rax,edx 166d: 8b 95 bc f6 ff ff mov edx,DWORD PTR [rbp-0x944] 1673: 48 63 d2 movsxd rdx,edx 1676: 48 69 f0 84 04 00 00 imul rsi,rax,0x484 167d: 48 89 d0 mov rax,rdx 1680: 48 c1 e0 04 shl rax,0x4 1684: 48 01 d0 add rax,rdx 1687: 48 01 c0 add rax,rax 168a: 48 01 f0 add rax,rsi 168d: 48 01 e8 add rax,rbp 1690: 48 01 c8 add rax,rcx 1693: 48 2d 30 09 00 00 sub rax,0x930 1699: c6 00 2e mov BYTE PTR [rax],0x2e 169c: 83 85 c0 f6 ff ff 01 add DWORD PTR [rbp-0x940],0x1 16a3: 83 bd c0 f6 ff ff 1e cmp DWORD PTR [rbp-0x940],0x1e 16aa: 0f 8e 5d fd ff ff jle 140d 16b0: 83 85 bc f6 ff ff 01 add DWORD PTR [rbp-0x944],0x1 16b7: 83 bd bc f6 ff ff 1e cmp DWORD PTR [rbp-0x944],0x1e 16be: 0f 8e 3a fd ff ff jle 13fe 16c4: 83 85 ac f6 ff ff 01 add DWORD PTR [rbp-0x954],0x1 16cb: 83 bd ac f6 ff ff 63 cmp DWORD PTR [rbp-0x954],0x63 16d2: 0f 8e 08 fc ff ff jle 12e0 16d8: 90 nop 16d9: 48 8b 45 f8 mov rax,QWORD PTR [rbp-0x8] 16dd: 64 48 2b 04 25 28 00 sub rax,QWORD PTR fs:0x28 16e4: 00 00 16e6: 74 05 je 16ed 16e8: e8 63 f9 ff ff call 1050 <__stack_chk_fail@plt> 16ed: c9 leave 16ee: c3 ret Disassembly of section .fini: