3 use Benchmark qw/:hireswallclock cmpthese/;
4 use Getopt::Long::Descriptive;
7 $ENV{PERL5LIB} = join ($Config{path_sep}, @INC);
12 ($opts, $usage) = describe_options(
14 [ 'help|h' => 'Print usage message and exit' ],
15 [ 'classes|c:i' => 'How many classes to create per benchmark cycle (def 10)', { default => 10 } ],
16 [ 'accessors|a:i' => 'How many accessors/attributes of each type to create per class (def 10)', { default => 10 } ],
17 [ 'subprocess|startup|s' => 'Run the code in a subprocess to benchmark actual time spent on compilation' ],
18 [ 'pregenerate|p:i' => 'How many bench-runs to pre-generate for compilation in case --subprocess is not used (def 1000)', { default => 1000} ],
19 [ 'run|r' => 'Use each accessor at runtime (get/set/get cycle)' ],
20 [ 'unique|u' => 'Make accessor names globally unique (instead of just per class)' ],
21 [ 'bench|b:s' => 'Which benchmarks to run (all|xs|pp)', { default => 'all', regex => qr/^(?:all|xs|pp)$/ } ],
22 { getopt_conf => [qw/gnu_getopt bundling_override no_ignore_case/] },
25 # can not change this runtime, thus in-block
26 $ENV{MOUSE_PUREPERL} = 1 if $opts->{bench} eq 'pp';
34 eval "require $_" or push @missing, $_;
38 die sprintf "Missing modules necessary for benchmark:\n\n%s\n\n",
39 join ("\n", @missing);
43 use Method::Generate::Accessor; # need to pre-load for the XS shut-off to work
45 $usage->die if $opts->{help};
47 $opts->{pregenerate} = 1 if $opts->{subprocess};
52 my $attrs_to_bench = {
53 plain => q|is => 'rw'|,
54 lazy_default => q|is => 'rw', lazy => 1, default => sub { {} }|,
55 lazy_default_qsub => q|is => 'rw', lazy => 1, default => Sub::Quote::quote_sub q{ {} }|,
58 for (keys %$attrs_to_bench) {
59 if ($opts->{bench} =~ /all|pp/) {
61 local $Method::Generate::Accessor::CAN_HAZ_XS = 0;
62 _add_moosey_has (moo => 'Moo', $_);
65 _add_moosey_has (moose => 'Moose', $_);
66 _add_moosey_has (mouse => 'Mouse', $_)
67 if $ENV{MOUSE_PUREPERL};
70 if ($opts->{bench} =~ /all|xs/) {
72 local $Method::Generate::Accessor::CAN_HAZ_XS = 1;
73 _add_moosey_has (moo_XS => 'Moo', $_);
75 _add_moosey_has (mouse_XS => 'Mouse', $_)
76 unless $ENV{MOUSE_PUREPERL};
80 # run each task once, prime whatever caches there may be
81 $_->() for values %$tasks;
85 print "Perl $], take $_:\n";
87 # if forking must run for certain number of cycles, cputime doesn't work
88 cmpthese ( $opts->{subprocess} ? 15 : -1 , $tasks );
95 my ($name, $base, $attr_type) = @_;
97 # this works only with Moo, not with Moose, not with Mouse
98 return if ($attr_type =~ /qsub/ and $name !~ /moo\b/ );
102 for (1 .. $opts->{pregenerate} ) {
103 my $perl = 'use Sub::Quote;';
105 for ( 1.. $opts->{classes} ) {
106 my $class = "Bench::${base}_" . ++$counters->{class};
107 $perl .= "package $class; use $base;";
110 for ( 1.. $opts->{accessors} ) {
111 my $attr = "attribute_${attr_type}" . ++$counters->{acc};
112 push @attr_names, $attr;
113 $perl .= "has $attr => ($attrs_to_bench->{$attr_type});";
116 $perl .= '__PACKAGE__->meta->make_immutable;'
119 $counters->{accessors} = 0
120 unless $opts->{unique};
123 $perl .= 'package main;';
124 $perl .= "our \$foo = $class->$_; $class->$_(1); our \$foo = $class->$_;"
129 push @to_eval, $perl;
132 $tasks->{"$name $attr_type"} = $opts->{subprocess}
134 open (my $subproc, '|-', $^X, '-');
135 print $subproc $to_eval[0];