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author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2006-12-31 15:02:22 +0000 |
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committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2006-12-31 15:02:22 +0000 |
commit | a3e1b1ce7ed7e7ffac23015fc2fde56511b30681 (patch) | |
tree | 7b725552a9a4ded93849ca2faab1b257f7761790 /benchmark/bm_so_matrix.rb | |
parent | 3e7566d8fb5138bb9cd647e5fdefc54fc9803509 (diff) |
* Merge YARV
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11439 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'benchmark/bm_so_matrix.rb')
-rw-r--r-- | benchmark/bm_so_matrix.rb | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/benchmark/bm_so_matrix.rb b/benchmark/bm_so_matrix.rb new file mode 100644 index 0000000000..2ba22205dc --- /dev/null +++ b/benchmark/bm_so_matrix.rb @@ -0,0 +1,48 @@ +#!/usr/bin/ruby
+# -*- mode: ruby -*-
+# $Id: matrix-ruby.code,v 1.4 2004/11/13 07:42:14 bfulgham Exp $
+# http://www.bagley.org/~doug/shootout/
+
+n = 60 #Integer(ARGV.shift || 1)
+
+size = 30
+
+def mkmatrix(rows, cols)
+ count = 1
+ mx = Array.new(rows)
+ (0 .. (rows - 1)).each do |bi|
+ row = Array.new(cols, 0)
+ (0 .. (cols - 1)).each do |j|
+ row[j] = count
+ count += 1
+ end
+ mx[bi] = row
+ end
+ mx
+end
+
+def mmult(rows, cols, m1, m2)
+ m3 = Array.new(rows)
+ (0 .. (rows - 1)).each do |bi|
+ row = Array.new(cols, 0)
+ (0 .. (cols - 1)).each do |j|
+ val = 0
+ (0 .. (cols - 1)).each do |k|
+ val += m1.at(bi).at(k) * m2.at(k).at(j)
+ end
+ row[j] = val
+ end
+ m3[bi] = row
+ end
+ m3
+end
+
+m1 = mkmatrix(size, size)
+m2 = mkmatrix(size, size)
+mm = Array.new
+n.times do
+ mm = mmult(size, size, m1, m2)
+end
+# puts "#{mm[0][0]} #{mm[2][3]} #{mm[3][2]} #{mm[4][4]}"
+
+
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