Knowledge (XXG)

60-bit computing

Source đź“ť

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Museum examples of 60-bit CDC machines exist. There also exists an emulator for the series which will simulate the CDC 60-bit machines on commodity hardware and operating systems.
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tentatively specified its word length as 60 bits; the final design used 64.
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Computer Architecture: Software Aspects, Coding, and Hardware
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Computer Organization and Assembly Language Programming
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Essentials of Computer Organization and Architecture
2453: 2402: 2338: 2276: 2230: 2182: 2137: 2057: 1984: 1953: 1858: 1779: 1743: 1697: 1597: 1523: 1457: 1407: 1318: 1309: 1282: 1237: 1204: 1176: 1167: 987: 890: 879: 750: 606: 361:A 60-bit word is typically used for high-precision 338:(ALU) architectures are those that are based on 525: 523: 584: 492: 490: 288: 8: 1589:Computer performance by orders of magnitude 377:The only widely-used computers with 60-bit 2054: 1694: 1315: 1173: 887: 591: 577: 569: 295: 281: 17: 451:Concise Encyclopedia of Computer Science 555:Werner Buchholz, "Memory Word Length", 421: 243: 180: 145: 25: 20: 537:from the original on 28 February 2019 508:from the original on 28 February 2019 7: 1560:Floating-point operations per second 357:60-bit CDC 6600 introduced in 1964 14: 2527:Control Data Corporation hardware 559:, July 31, 1956, archived at the 2486:Semiconductor device fabrication 21:Computer architecture bit widths 2461:History of general-purpose CPUs 688:Nondeterministic Turing machine 400:Early design documents for the 641:Deterministic finite automaton 1: 1432:Simultaneous and heterogenous 326:units are those that are 60 2116:Integrated memory controller 2098:Translation lookaside buffer 1297:Memory dependence prediction 740:Random-access stored program 693:Probabilistic Turing machine 1572:Synaptic updates per second 461:; Linda Null, Julia Lobur, 395:CDC Cyber 70 and 170 series 363:floating-point calculations 2543: 1976:Heterogeneous architecture 898:Orthogonal instruction set 668:Alternating Turing machine 656:Quantum cellular automaton 2466:Microprocessor chronology 2429:Dynamic frequency scaling 1584:Cache performance metrics 2481:Hardware security module 1824:Digital signal processor 1801:Graphics processing unit 1613:Graphics processing unit 383:Control Data Corporation 2434:Dynamic voltage scaling 2217:Memory address register 2111:Branch target predictor 2075:Address generation unit 1818:Physics processing unit 1607:Central processing unit 1566:Transactions per second 1554:Instructions per second 1477:Array processing (SIMT) 621:Stored-program computer 561:Computer History Museum 365:; it can also store 10 332:central processing unit 2240:Hardwired control unit 2122:Memory management unit 2087:Memory management unit 1836:Secure cryptoprocessor 1830:Tensor Processing Unit 1812:Vision processing unit 1546:Cycles per instruction 1540:Instructions per cycle 1487:Associative processing 1178:Instruction pipelining 600:Processor technologies 358: 245:Decimal floating-point 2323:Sum-addressed decoder 2069:Arithmetic logic unit 1196:Classic RISC pipeline 1150:Epiphany architecture 997:Motorola 68000 series 385:(CDC), including the 356: 336:arithmetic logic unit 309:computer architecture 182:Binary floating-point 2444:Performance per watt 2022:replacement policies 1688:Package on a package 1578:Performance per watt 1482:Pipelined processing 1252:Tomasulo's algorithm 1057:Clipper architecture 913:Application-specific 626:Finite-state machine 330:wide. Also, 60-bit 2476:Digital electronics 2129:Instruction decoder 2081:Floating-point unit 1735:Soft microprocessor 1682:System in a package 1257:Reservation station 787:Transport-triggered 557:STRETCH Memo no. 40 498:"CDC 6000 Hardware" 428:James L. Peterson, 2348:Integrated circuit 2192:Processor register 1846:Baseband processor 1191:Operand forwarding 651:Cellular automaton 504:. Central Memory. 359: 2509: 2508: 2398: 2397: 2017:Instruction cache 2007:Scratchpad memory 1854: 1853: 1841:Network processor 1770:Network on a chip 1725:Ultra-low-voltage 1676:Multi-chip module 1519: 1518: 1305: 1304: 1292:Branch prediction 1269:Register renaming 1163: 1162: 1145:VISC architecture 967:Quantum computing 962:VISC architecture 844:Secondary storage 760:Microarchitecture 720:Register machines 533:. Desktop Cyber. 381:were produced by 305: 304: 2534: 2471:Processor design 2363:Power management 2245:Instruction unit 2106:Branch predictor 2055: 1753:System on a chip 1695: 1535:Transistor count 1459:Flynn's taxonomy 1316: 1174: 977:Addressing modes 888: 834:Memory hierarchy 698:Hypercomputation 616:Abstract machine 593: 586: 579: 570: 563: 553: 547: 546: 544: 542: 527: 518: 517: 515: 513: 494: 485: 447: 441: 426: 402:IBM 7030 Stretch 367:6-bit characters 320:memory addresses 297: 290: 283: 18: 2542: 2541: 2537: 2536: 2535: 2533: 2532: 2531: 2512: 2511: 2510: 2505: 2491:Tick–tock model 2449: 2405: 2394: 2334: 2318:Address decoder 2272: 2226: 2222:Program counter 2197:Status register 2178: 2133: 2093:Load–store unit 2060: 2053: 1980: 1949: 1850: 1807:Image processor 1782: 1775: 1745: 1739: 1715:Microcontroller 1705:Embedded system 1693: 1593: 1526: 1515: 1453: 1403: 1301: 1278: 1262:Re-order buffer 1233: 1214:Data dependency 1200: 1159: 989: 983: 882: 881:Instruction set 875: 861:Multiprocessing 829:Cache hierarchy 822:Register/memory 746: 646:Queue automaton 602: 597: 567: 566: 554: 550: 540: 538: 529: 528: 521: 511: 509: 496: 495: 488: 473:; John Y. Hsu, 448: 444: 427: 423: 418: 410: 375: 301: 272: 239: 176: 141: 12: 11: 5: 2540: 2538: 2530: 2529: 2524: 2514: 2513: 2507: 2506: 2504: 2503: 2498: 2496:Pin grid array 2493: 2488: 2483: 2478: 2473: 2468: 2463: 2457: 2455: 2451: 2450: 2448: 2447: 2441: 2436: 2431: 2426: 2421: 2416: 2410: 2408: 2400: 2399: 2396: 2395: 2393: 2392: 2387: 2382: 2377: 2372: 2367: 2366: 2365: 2360: 2355: 2344: 2342: 2336: 2335: 2333: 2332: 2330:Barrel shifter 2327: 2326: 2325: 2320: 2313:Binary decoder 2310: 2309: 2308: 2298: 2293: 2288: 2282: 2280: 2274: 2273: 2271: 2270: 2265: 2257: 2252: 2247: 2242: 2236: 2234: 2228: 2227: 2225: 2224: 2219: 2214: 2209: 2204: 2202:Stack register 2199: 2194: 2188: 2186: 2180: 2179: 2177: 2176: 2175: 2174: 2169: 2159: 2154: 2149: 2143: 2141: 2135: 2134: 2132: 2131: 2126: 2125: 2124: 2113: 2108: 2103: 2102: 2101: 2095: 2084: 2078: 2072: 2065: 2063: 2052: 2051: 2046: 2041: 2036: 2031: 2030: 2029: 2024: 2019: 2014: 2009: 2004: 1994: 1988: 1986: 1982: 1981: 1979: 1978: 1973: 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1372: 1362: 1361: 1360: 1355: 1345: 1340: 1339: 1338: 1333: 1322: 1320: 1313: 1307: 1306: 1303: 1302: 1300: 1299: 1294: 1288: 1286: 1280: 1279: 1277: 1276: 1271: 1266: 1265: 1264: 1259: 1249: 1243: 1241: 1235: 1234: 1232: 1231: 1226: 1221: 1216: 1210: 1208: 1202: 1201: 1199: 1198: 1193: 1188: 1186:Pipeline stall 1182: 1180: 1171: 1165: 1164: 1161: 1160: 1158: 1157: 1152: 1147: 1142: 1139: 1138: 1137: 1135:z/Architecture 1132: 1127: 1122: 1114: 1109: 1104: 1099: 1094: 1089: 1084: 1079: 1074: 1069: 1064: 1059: 1054: 1053: 1052: 1047: 1042: 1034: 1029: 1024: 1019: 1014: 1009: 1004: 999: 993: 991: 985: 984: 982: 981: 980: 979: 969: 964: 959: 954: 949: 944: 939: 938: 937: 927: 926: 925: 915: 910: 905: 900: 894: 892: 885: 877: 876: 874: 873: 868: 863: 858: 853: 848: 847: 846: 841: 839:Virtual memory 831: 826: 825: 824: 819: 814: 809: 799: 794: 789: 784: 779: 778: 777: 767: 762: 756: 754: 748: 747: 745: 744: 743: 742: 737: 732: 727: 717: 712: 707: 706: 705: 700: 695: 690: 685: 680: 675: 670: 663:Turing machine 660: 659: 658: 653: 648: 643: 638: 633: 623: 618: 612: 610: 604: 603: 598: 596: 595: 588: 581: 573: 565: 564: 548: 519: 486: 442: 420: 419: 417: 414: 409: 406: 374: 371: 350:of that size. 303: 302: 300: 299: 292: 285: 277: 274: 273: 271: 270: 265: 260: 254: 251: 250: 241: 240: 238: 237: 231: 225: 220: 214: 209: 203: 198: 191: 188: 187: 178: 177: 175: 174: 169: 164: 159: 153: 150: 149: 143: 142: 140: 139: 134: 129: 124: 119: 114: 109: 104: 99: 94: 89: 84: 79: 74: 69: 64: 59: 54: 49: 44: 39: 33: 30: 29: 23: 22: 13: 10: 9: 6: 4: 3: 2: 2539: 2528: 2525: 2523: 2520: 2519: 2517: 2502: 2499: 2497: 2494: 2492: 2489: 2487: 2484: 2482: 2479: 2477: 2474: 2472: 2469: 2467: 2464: 2462: 2459: 2458: 2456: 2452: 2445: 2442: 2440: 2437: 2435: 2432: 2430: 2427: 2425: 2422: 2420: 2417: 2415: 2412: 2411: 2409: 2407: 2401: 2391: 2388: 2386: 2383: 2381: 2378: 2376: 2373: 2371: 2368: 2364: 2361: 2359: 2356: 2354: 2351: 2350: 2349: 2346: 2345: 2343: 2341: 2337: 2331: 2328: 2324: 2321: 2319: 2316: 2315: 2314: 2311: 2307: 2304: 2303: 2302: 2299: 2297: 2294: 2292: 2291:Demultiplexer 2289: 2287: 2284: 2283: 2281: 2279: 2275: 2269: 2266: 2264: 2261: 2258: 2256: 2253: 2251: 2248: 2246: 2243: 2241: 2238: 2237: 2235: 2233: 2229: 2223: 2220: 2218: 2215: 2213: 2212:Memory buffer 2210: 2208: 2207:Register file 2205: 2203: 2200: 2198: 2195: 2193: 2190: 2189: 2187: 2185: 2181: 2173: 2170: 2168: 2165: 2164: 2163: 2160: 2158: 2155: 2153: 2150: 2148: 2147:Combinational 2145: 2144: 2142: 2140: 2136: 2130: 2127: 2123: 2120: 2119: 2117: 2114: 2112: 2109: 2107: 2104: 2099: 2096: 2094: 2091: 2090: 2088: 2085: 2082: 2079: 2076: 2073: 2070: 2067: 2066: 2064: 2062: 2056: 2050: 2047: 2045: 2042: 2040: 2037: 2035: 2032: 2028: 2025: 2023: 2020: 2018: 2015: 2013: 2010: 2008: 2005: 2003: 2000: 1999: 1998: 1995: 1993: 1990: 1989: 1987: 1983: 1977: 1974: 1972: 1969: 1967: 1964: 1962: 1959: 1958: 1956: 1952: 1944: 1941: 1940: 1939: 1936: 1934: 1931: 1929: 1926: 1924: 1921: 1919: 1916: 1914: 1911: 1909: 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machine 703:Zeno machine 636:Hierarchical 551: 539:. Retrieved 510:. Retrieved 501: 474: 462: 450: 445: 429: 424: 411: 399: 389:series, the 376: 360: 312: 306: 111: 15: 2286:Multiplexer 2250:Data buffer 1961:Single-core 1933:bit slicing 1791:Coprocessor 1646:Coprocessor 1527:performance 1449:Cooperative 1439:Speculative 1399:Distributed 1358:Superscalar 1343:Instruction 1311:Parallelism 1284:Speculative 1116:System/3x0 988:Instruction 765:Von Neumann 678:Post–Turing 541:28 February 512:28 February 322:, or other 147:Application 137:bit slicing 2516:Categories 2406:management 2301:Multiplier 2162:Logic gate 2152:Sequential 2059:Functional 2039:Clock rate 2012:Data cache 1985:Components 1966:Multi-core 1954:Core count 1444:Preemptive 1348:Pipelining 1331:Bit-serial 1274:Wide-issue 1219:Structural 1141:Tilera ISA 1107:MicroBlaze 1077:ETRAX CRIS 972:Comparison 817:Load–store 797:Endianness 502:60bits.net 483:1351836048 471:1284033155 459:0470090952 449:Peterson; 438:1483268594 416:References 393:, and the 348:data buses 334:(CPU) and 2522:Data unit 2340:Circuitry 2260:Microcode 2184:Registers 2027:coherence 2002:CPU cache 1860:Word size 1525:Processor 1169:Execution 1072:DEC Alpha 1050:Power ISA 866:Cognitive 673:Universal 340:registers 248:precision 185:precision 2278:Datapath 1971:Manycore 1943:variable 1781:Hardware 1417:Temporal 1097:OpenRISC 792:Cellular 782:Dataflow 775:modified 535:Archived 506:Archived 477:, 2017, 465:, 2014, 432:, 2014, 408:Emulator 391:CDC 7600 387:CDC 6000 373:Examples 316:integers 2454:Related 2385:Quantum 2375:Digital 2370:Boolean 2268:Counter 2167:Quantum 1928:512-bit 1923:256-bit 1918:128-bit 1761:(MPSoC) 1746:on chip 1744:Systems 1562:(FLOPS) 1375:Process 1224:Control 1206:Hazards 1092:Itanium 1087:Unicore 1045:PowerPC 770:Harvard 730:Pointer 725:Counter 683:Quantum 453:, 2004 440:, p. 46 2390:Switch 2380:Analog 2118:(IMC) 2089:(MMU) 1938:others 1913:64-bit 1908:48-bit 1903:32-bit 1898:24-bit 1893:16-bit 1888:15-bit 1883:12-bit 1720:Mobile 1636:Stream 1631:Barrel 1626:Vector 1615:(GPU) 1574:(SUPS) 1542:(IPC) 1394:Memory 1387:Vector 1370:Thread 1353:Scalar 1155:Others 1102:RISC-V 1067:SuperH 1036:Power 1032:MIPS-X 1007:PDP-11 856:Fabric 608:Models 481:  469:  457:  436:  313:60-bit 2446:(PPW) 2404:Power 2296:Adder 2172:Array 2139:Logic 2100:(TLB) 2083:(FPU) 2077:(AGU) 2071:(ALU) 2061:units 1997:Cache 1878:8-bit 1873:4-bit 1868:1-bit 1832:(TPU) 1826:(DSP) 1820:(PPU) 1814:(VPU) 1803:(GPU) 1772:(NoC) 1755:(SoC) 1690:(PoP) 1684:(SiP) 1678:(MCM) 1619:GPGPU 1609:(CPU) 1599:Types 1580:(PPW) 1568:(TPS) 1556:(IPS) 1548:(CPI) 1319:Level 1130:S/390 1125:S/370 1120:S/360 1062:SPARC 1040:POWER 923:TRIPS 891:Types 379:words 346:, or 2424:ACPI 2157:Glue 2049:FIFO 1992:Core 1730:ASIP 1671:CPLD 1666:FPOA 1661:FPGA 1656:ASIC 1509:SPMD 1504:MIMD 1499:MISD 1492:SWAR 1472:SIMD 1467:SISD 1382:Data 1365:Task 1336:Word 1082:M32R 1027:MIPS 990:sets 957:ZISC 952:NISC 947:OISC 942:MISC 935:EPIC 930:VLIW 918:EDGE 908:RISC 903:CISC 812:HUMA 807:NUMA 543:2018 514:2018 479:ISBN 467:ISBN 455:ISBN 434:ISBN 328:bits 324:data 236:(Ă—8) 230:(Ă—4) 219:(Ă—2) 208:(Ă—1) 197:(×½) 2419:APM 2414:PMU 2306:CPU 2263:ROM 2034:Bus 1651:PAL 1326:Bit 1112:LMC 1017:ARM 1012:x86 1002:VAX 307:In 268:128 234:256 228:128 132:512 127:256 122:128 27:Bit 2518:: 2353:3D 522:^ 500:. 489:^ 369:. 342:, 318:, 311:, 263:64 258:32 223:80 217:64 212:40 206:32 201:24 195:16 172:64 167:32 162:16 117:64 112:60 107:48 102:45 97:36 92:32 87:31 82:30 77:28 72:26 67:24 62:18 57:16 52:12 592:e 585:t 578:v 545:. 516:. 296:e 289:t 282:v 157:8 47:8 42:4 37:1

Index

Bit
1
4
8
12
16
18
24
26
28
30
31
32
36
45
48
60
64
128
256
512
bit slicing
Application
8
16
32
64
Binary floating-point
precision
16

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