$ time perl -d:DProf ./tt.pl 1>/dev/null; dprofpp tmon.out

real    0m10.172s
user    0m9.633s
sys     0m0.480s
Total Elapsed Time = 7.412607 Seconds
  User+System Time = 7.442607 Seconds
Exclusive Times
%Time ExclSec CumulS #Calls sec/call Csec/c  Name
 23.6   1.761  2.531   1001   0.0018 0.0025  Template::Parser::_parse
 11.3   0.847  0.847   1001   0.0008 0.0008  Template::Document::new
 4.55   0.339  8.027   1001   0.0003 0.0080  main::doit
 4.22   0.314  0.314   2002   0.0002 0.0002  Template::Parser::tokenise_directi
                                             ve
 4.12   0.307  0.716  20020   0.0000 0.0000  Template::Grammar::__ANON__
 3.74   0.278  0.599   1001   0.0003 0.0006  Template::Parser::split_text
 3.72   0.277  0.277   1001   0.0003 0.0003  Template::Provider::_template_cont
                                             ent
 3.44   0.256  1.234   6006   0.0000 0.0002  Template::Base::new
 3.08   0.229  0.358   7007   0.0000 0.0001  Template::Config::load
 2.58   0.192  0.778   1001   0.0002 0.0008  Template::Context::_init
 2.16   0.161  0.161   3003   0.0001 0.0001  Template::Directive::text
 2.11   0.157  0.365   1001   0.0002 0.0004  Template::Context::process
 1.68   0.125  5.729   2002   0.0001 0.0029  Template::Context::template
 1.64   0.122  5.368   1001   0.0001 0.0054  Template::Provider::_fetch
 1.57   0.117  0.117   1001   0.0001 0.0001  Template::Provider::_init