diff options
Diffstat (limited to 'ruby_1_9_3/benchmark/driver.rb')
| -rw-r--r-- | ruby_1_9_3/benchmark/driver.rb | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/ruby_1_9_3/benchmark/driver.rb b/ruby_1_9_3/benchmark/driver.rb deleted file mode 100644 index 7dab292a15..0000000000 --- a/ruby_1_9_3/benchmark/driver.rb +++ /dev/null @@ -1,270 +0,0 @@ -# -# Ruby Benchmark driver -# - -first = true - -begin - require 'optparse' -rescue LoadError - if first - first = false - $:.unshift File.join(File.dirname(__FILE__), '../lib') - retry - else - raise - end -end - -require 'benchmark' -require 'pp' - -class BenchmarkDriver - def self.benchmark(opt) - driver = self.new(opt[:execs], opt[:dir], opt) - begin - driver.run - ensure - driver.show_results - end - end - - def output *args - puts(*args) - @output and @output.puts(*args) - end - - def message *args - output(*args) if @verbose - end - - def message_print *args - if @verbose - print(*args) - STDOUT.flush - @output and @output.print(*args) - end - end - - def progress_message *args - unless STDOUT.tty? - STDERR.print(*args) - STDERR.flush - end - end - - def initialize execs, dir, opt = {} - @execs = execs.map{|e| - e.strip! - next if e.empty? - - if /(.+)::(.+)/ =~ e - # ex) ruby-a::/path/to/ruby-a - v = $1.strip - e = $2 - else - v = `#{e} -v`.chomp - v.sub!(/ patchlevel \d+/, '') - end - [e, v] - }.compact - - @dir = dir - @repeat = opt[:repeat] || 1 - @repeat = 1 if @repeat < 1 - @pattern = opt[:pattern] || nil - @verbose = opt[:quiet] ? false : (opt[:verbose] || false) - @output = opt[:output] ? open(opt[:output], 'w') : nil - @loop_wl1 = @loop_wl2 = nil - @opt = opt - - # [[name, [[r-1-1, r-1-2, ...], [r-2-1, r-2-2, ...]]], ...] - @results = [] - - if @verbose - @start_time = Time.now - message @start_time - @execs.each_with_index{|(e, v), i| - message "target #{i}: #{v}" - } - end - end - - def average results - results.inject(:+) / results.length - end - - def show_results - output - - if @verbose - message '-----------------------------------------------------------' - message 'raw data:' - message - message PP.pp(@results, "", 79) - message - message "Elapesed time: #{Time.now - @start_time} (sec)" - end - - output '-----------------------------------------------------------' - output 'benchmark results:' - - if @verbose and @repeat > 1 - output "minimum results in each #{@repeat} measurements." - end - - difference = "\taverage difference" if @execs.length == 2 - total_difference = 0 - - output "name\t#{@execs.map{|(e, v)| v}.join("\t")}#{difference}" - @results.each{|v, result| - rets = [] - s = nil - result.each_with_index{|e, i| - r = e.min - case v - when /^vm1_/ - if @loop_wl1 - r -= @loop_wl1[i] - s = '*' - end - when /^vm2_/ - if @loop_wl2 - r -= @loop_wl2[i] - s = '*' - end - end - rets << sprintf("%.3f", r) - } - - if difference - diff = average(result.last) - average(result.first) - total_difference += diff - rets << sprintf("%.3f", diff) - end - - output "#{v}#{s}\t#{rets.join("\t")}" - } - - if difference and @verbose - output '-----------------------------------------------------------' - output "average total difference is #{total_difference}" - end - end - - def files - flag = {} - vm1 = vm2 = wl1 = wl2 = false - @files = Dir.glob(File.join(@dir, 'bm*.rb')).map{|file| - next if @pattern && /#{@pattern}/ !~ File.basename(file) - case file - when /bm_(vm[12])_/, /bm_loop_(whileloop2?).rb/ - flag[$1] = true - end - file - }.compact - - if flag['vm1'] && !flag['whileloop'] - @files << File.join(@dir, 'bm_loop_whileloop.rb') - elsif flag['vm2'] && !flag['whileloop2'] - @files << File.join(@dir, 'bm_loop_whileloop2.rb') - end - - @files.sort! - progress_message "total: #{@files.size * @repeat} trial(s) (#{@repeat} trial(s) for #{@files.size} benchmark(s))\n" - @files - end - - def run - files.each_with_index{|file, i| - @i = i - r = measure_file(file) - - if /bm_loop_whileloop.rb/ =~ file - @loop_wl1 = r[1].map{|e| e.min} - elsif /bm_loop_whileloop2.rb/ =~ file - @loop_wl2 = r[1].map{|e| e.min} - end - } - end - - def measure_file file - name = File.basename(file, '.rb').sub(/^bm_/, '') - prepare_file = File.join(File.dirname(file), "prepare_#{name}.rb") - load prepare_file if FileTest.exist?(prepare_file) - - if @verbose - output - output '-----------------------------------------------------------' - output name - output - output File.read(file) - output - end - - result = [name] - result << @execs.map{|(e, v)| - (0...@repeat).map{ - message_print "#{v}\t" - progress_message '.' - - m = measure(e, file) - message "#{m}" - m - } - } - @results << result - result - end - - def measure executable, file - cmd = "#{executable} #{file}" - m = Benchmark.measure{ - `#{cmd}` - } - - if $? != 0 - raise "\`#{cmd}\' exited with abnormal status (#{$?})" - end - - m.real - end -end - -if __FILE__ == $0 - opt = { - :execs => ['ruby'], - :dir => './', - :repeat => 1, - :output => "bmlog-#{Time.now.strftime('%Y%m%d-%H%M%S')}.#{$$}", - } - - parser = OptionParser.new{|o| - o.on('-e', '--executables [EXECS]', - "Specify benchmark one or more targets. (exec1; exec2; exec3, ...)"){|e| - opt[:execs] = e.split(/;/) - } - o.on('-d', '--directory [DIRECTORY]', "Benchmark suites directory"){|d| - opt[:dir] = d - } - o.on('-p', '--pattern [PATTERN]', "Benchmark name pattern"){|p| - opt[:pattern] = p - } - o.on('-r', '--repeat-count [NUM]', "Repeat count"){|n| - opt[:repeat] = n.to_i - } - o.on('-o', '--output-file [FILE]', "Output file"){|o| - opt[:output] = o - } - o.on('-q', '--quiet', "Run without notify information except result table."){|q| - opt[:quiet] = q - } - o.on('-v', '--verbose'){|v| - opt[:verbose] = v - } - } - - parser.parse!(ARGV) - BenchmarkDriver.benchmark(opt) -end - |