Created
November 22, 2009 00:54
-
-
Save tmaeda/240354 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
MacRuby0.5動かしてみた。めちゃめちゃ速い。 | |
@MacBook Core2Duo 2.2GHz/4MB二次キャッシュ/4GBメモリ/800MHzバス | |
tmaeda-no-macbook:tmp tmaeda$ time ruby -v fib.rb 41 | |
ruby 1.8.7 (2009-06-12 patchlevel 174) [i686-darwin9] | |
165580141 | |
real 3m18.873s | |
user 3m14.033s | |
sys 0m1.499s | |
tmaeda-no-macbook:tmp tmaeda$ time /usr/local/ruby-pkg/ruby19trunk/bin/ruby -v fib.rb 41 | |
ruby 1.9.2dev (2009-11-21 trunk 25882) [i386-darwin9.8.0] | |
165580141 | |
real 0m48.700s | |
user 0m47.555s | |
sys 0m0.393s | |
tmaeda-no-macbook:tmp tmaeda$ time macruby -v fib.rb 41 | |
MacRuby version 0.5 (ruby 1.9.0) [universal-darwin9.0, x86_64] | |
165580141 | |
real 0m5.684s | |
user 0m5.530s | |
sys 0m0.078s | |
tmaeda-no-macbook:tmp tmaeda$ macrubyc fib.rb -o fib_rb | |
tmaeda-no-macbook:tmp tmaeda$ time ./fib_rb 41 | |
165580141 | |
real 0m4.629s | |
user 0m4.496s | |
sys 0m0.067s | |
tmaeda-no-macbook:tmp tmaeda$ cat fib.rb | |
def fib(n) | |
if n < 3 | |
return 1 | |
else | |
fib(n-1) + fib(n-2) | |
end | |
end | |
puts fib(ARGV[0].to_i) | |
tmaeda-no-macbook:tmp tmaeda$ gcc -O2 fib.c -o fib_c | |
tmaeda-no-macbook:tmp tmaeda$ time ./fib_c 41 | |
165580141 | |
real 0m1.802s | |
user 0m1.765s | |
sys 0m0.012s | |
tmaeda-no-macbook:tmp tmaeda$ cat fib.c | |
#include <stdio.h> | |
int fib(int n) | |
{ | |
if (n < 3) | |
return 1; | |
else | |
return fib(n-1) + fib(n-2); | |
} | |
int main(int argc, char** argv) | |
{ | |
printf("%d", fib(atoi(argv[1]))); | |
} | |
Maglevも動かしてみた。 | |
tmaeda-no-macbook:MagLev-22578.MacOSX tmaeda$ time maglev-ruby ~/tmp/fib.rb 41 | |
165580141 | |
real 0m12.102s | |
user 0m10.997s | |
sys 0m0.188s | |
MacRubyの方が速かった。 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment