TODO: hay un bug en el codigo, probar lo nuevo en cc65.. la version de action ta mala :(
Sieve of Eratosthenes o la Criba de Eratóstenes
Byte: http://www.xgc.com/benchmarks/sieve_c.htm
TODO: revisar: probar: http://www.atarimagazines.com/v7n7/SuperSieve.html
FIRST ST PERFORMANCE TEST
http://www.atarimagazines.com/v4n6/STperformancetest.html
Computer | Operating System | Language | Run Time (Sec.) |
68000 Atari 520ST | TOS | C Digital CP/M 68K | 3.8 |
68000 Apple Macintosh | - | C Manx | 7 |
68000 Apple Macintosh | - | C Hippo L2 | 13 |
Z8001 5.5 MHZ | Unix | C | 1.97 |
Z8000 Z-Lab | Zeus Unix | C | 4.8 |
Z80 | CP/M | Digital Basic | 15.7 |
Z80 | CP/M | MicroSoft COBOL | 5115 |
6502 Atari 800 | OS Rev.B | ACTION! display off: display on: | 12.2 17.9 |
6502 Atari 800 | OS Rev.B | BASIC | 389 |
6502 Atari 800 | OS Rev.B | BASIC XL | 214 |
http://www.atarimagazines.com/v4n12/Compiler.html
Advan BASIC is filled with shortcuts like this. By the way, it ran my version of the Sieve of Eratosthenes in 13.8 seconds. The MMG compiler took 9 seconds, BASIC XL took 67 seconds and Atari BASIC hasn't finished yet. If that isn't fast enough, you can rewrite key routines in assembly language from within BASIC. Advan BASIC recognizes assembler mnemonics almost as if they were BASIC keywords. Not only is this great for people who know assembly language, but it can be a teriffic learning environment too.
ADVAN OPTIMIZER
http://www.atarimagazines.com/v6n2/BASICBonanza.html
Advan BASIC was already pretty fast. Now it's the fastest BASIC in Atari history. In our Sieve Benchmark, the Advan Optimizing Compiler is about four times faster than the MMG Compiler, six times faster than regular Advan, 20 times faster than compiled Turbo-BASIC XL and 120 times faster than uncompiled Atari BASIC. In fact, it's more than half the speed of ACTION!- that's getting real close to pure assembly language.
Lights, Camera, ACTION!
http://www.atarimagazines.com/hi-res/v1n4/action.php
Language | Compile Time | Object Code | Run Time |
BASIC FORTH Action! C (Z-80) | --- 3 sec < 1 sec 132 sec | 443 114 423 290 | 3140 secs 168 secs 18 secs 14 secs |
http://www.atarimagazines.com/v4n7/kyanpascal.html
The resulting object file has a very rapid run-time. Ten iterations of the Eratosthenes Prime Number Sieve (see "First ST Performance Test," Antic, October 1985) ran in about 120 seconds with the screen on. With the screen off, the same program ran in just 80 seconds.
http://devweb.cl/atari/cc65/sieve_gg.c
http://devweb.cl/atari/cc65/sieve_gg.xex
PD: post pendiente desde 2009 :S
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