diff options
Diffstat (limited to 'lib/profile.rb')
-rw-r--r-- | lib/profile.rb | 69 |
1 files changed, 6 insertions, 63 deletions
diff --git a/lib/profile.rb b/lib/profile.rb index e295f6e069..104cb205b9 100644 --- a/lib/profile.rb +++ b/lib/profile.rb @@ -1,63 +1,6 @@ -module Profiler__ - Times = if defined? Process.times then Process else Time end - # internal values - @@start = @@stack = @@map = nil - PROFILE_PROC = proc{|event, file, line, id, binding, klass| - case event - when "call", "c-call" - now = Float(Times::times[0]) - @@stack.push [now, 0.0, id] - when "return", "c-return" - now = Float(Times::times[0]) - tick = @@stack.pop - name = klass.to_s - if name.nil? then name = '' end - if klass.kind_of? Class - name += "#" - else - name += "." - end - name += id.id2name - data = @@map[name] - unless data - data = [0.0, 0.0, 0.0, name] - @@map[name] = data - end - data[0] += 1 - cost = now - tick[0] - data[1] += cost - data[2] += cost - tick[1] - @@stack[-1][1] += cost - end - } -module_function - def start_profile - @@start = Float(Times::times[0]) - @@stack = [[0, 0, :toplevel], [0, 0, :dummy]] - @@map = {"#toplevel" => [1, 0, 0, "#toplevel"]} - set_trace_func PROFILE_PROC - end - def stop_profile - set_trace_func nil - end - def print_profile(f) - stop_profile - total = Float(Times::times[0]) - @@start - if total == 0 then total = 0.01 end - @@map["#toplevel"][1] = total - data = @@map.values - data.sort!{|a,b| b[2] <=> a[2]} - sum = 0 - f.printf " %% cumulative self self total\n" - f.printf " time seconds seconds calls ms/call ms/call name\n" - for d in data - sum += d[2] - f.printf "%6.2f %8.2f %8.2f %8d ", d[2]/total*100, sum, d[2], d[0] - f.printf "%8.2f %8.2f %s\n", d[2]*1000/d[0], d[1]*1000/d[0], d[3] - end - end - END { - print_profile(STDERR) - } - start_profile -end +require 'profiler' + +END { + Profiler__::print_profile(STDERR) +} +Profiler__::start_profile |