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For examples/Atom-timer.pl
  Run on Mon Aug 12 14:45:28 2013
Reported on Mon Aug 12 14:46:14 2013

Filename/Users/dde/perl5/perlbrew/perls/5.18.0t/lib/site_perl/5.18.0/darwin-thread-multi-2level/Class/MOP/Method/Inlined.pm
StatementsExecuted 210 statements in 924µs
Subroutines
Calls P F Exclusive
Time
Inclusive
Time
Subroutine
3221398µs2.20msClass::MOP::Method::Inlined::::can_be_inlinedClass::MOP::Method::Inlined::can_be_inlined
1118µs8µsClass::MOP::Method::Inlined::::BEGIN@2Class::MOP::Method::Inlined::BEGIN@2
1116µs62µsClass::MOP::Method::Inlined::::BEGIN@15Class::MOP::Method::Inlined::BEGIN@15
1116µs37µsClass::MOP::Method::Inlined::::BEGIN@13Class::MOP::Method::Inlined::BEGIN@13
1116µs9µsClass::MOP::Method::Inlined::::BEGIN@10Class::MOP::Method::Inlined::BEGIN@10
1116µs26µsClass::MOP::Method::Inlined::::BEGIN@12Class::MOP::Method::Inlined::BEGIN@12
1116µs17µsClass::MOP::Method::Inlined::::BEGIN@9Class::MOP::Method::Inlined::BEGIN@9
0000s0sClass::MOP::Method::Inlined::::_uninlined_bodyClass::MOP::Method::Inlined::_uninlined_body
Call graph for these subroutines as a Graphviz dot language file.
Line State
ments
Time
on line
Calls Time
in subs
Code
1package Class::MOP::Method::Inlined;
2
# spent 8µs within Class::MOP::Method::Inlined::BEGIN@2 which was called: # once (8µs+0s) by base::import at line 4
BEGIN {
314µs $Class::MOP::Method::Inlined::AUTHORITY = 'cpan:STEVAN';
4133µs18µs}
# spent 8µs making 1 call to Class::MOP::Method::Inlined::BEGIN@2
5{
62900ns $Class::MOP::Method::Inlined::VERSION = '2.1005';
7}
8
9221µs228µs
# spent 17µs (6+11) within Class::MOP::Method::Inlined::BEGIN@9 which was called: # once (6µs+11µs) by base::import at line 9
use strict;
# spent 17µs making 1 call to Class::MOP::Method::Inlined::BEGIN@9 # spent 11µs making 1 call to strict::import
10222µs212µs
# spent 9µs (6+3) within Class::MOP::Method::Inlined::BEGIN@10 which was called: # once (6µs+3µs) by base::import at line 10
use warnings;
# spent 9µs making 1 call to Class::MOP::Method::Inlined::BEGIN@10 # spent 3µs making 1 call to warnings::import
11
12228µs247µs
# spent 26µs (6+21) within Class::MOP::Method::Inlined::BEGIN@12 which was called: # once (6µs+21µs) by base::import at line 12
use Carp 'confess';
# spent 26µs making 1 call to Class::MOP::Method::Inlined::BEGIN@12 # spent 21µs making 1 call to Exporter::import
13223µs267µs
# spent 37µs (6+31) within Class::MOP::Method::Inlined::BEGIN@13 which was called: # once (6µs+31µs) by base::import at line 13
use Scalar::Util 'blessed', 'weaken', 'looks_like_number', 'refaddr';
# spent 37µs making 1 call to Class::MOP::Method::Inlined::BEGIN@13 # spent 31µs making 1 call to Exporter::import
14
152348µs262µs
# spent 62µs (6+56) within Class::MOP::Method::Inlined::BEGIN@15 which was called: # once (6µs+56µs) by base::import at line 15
use base 'Class::MOP::Method::Generated';
# spent 62µs making 1 call to Class::MOP::Method::Inlined::BEGIN@15 # spent 56µs making 1 call to base::import, recursion: max depth 1, sum of overlapping time 56µs
16
17sub _uninlined_body {
18 my $self = shift;
19
20 my $super_method
21 = $self->associated_metaclass->find_next_method_by_name( $self->name )
22 or return;
23
24 if ( $super_method->isa(__PACKAGE__) ) {
25 return $super_method->_uninlined_body;
26 }
27 else {
28 return $super_method->body;
29 }
30}
31
32
# spent 2.20ms (398µs+1.80) within Class::MOP::Method::Inlined::can_be_inlined which was called 32 times, avg 69µs/call: # 31 times (381µs+1.72ms) by Class::MOP::Class::_inline_constructor at line 1451 of Class/MOP/Class.pm, avg 68µs/call # once (17µs+84µs) by Class::MOP::Class::_inline_destructor at line 1489 of Class/MOP/Class.pm
sub can_be_inlined {
33325µs my $self = shift;
343223µs3226µs my $metaclass = $self->associated_metaclass;
# spent 25µs making 30 calls to Class::MOP::Method::Constructor::associated_metaclass, avg 820ns/call # spent 2µs making 2 calls to Class::MOP::Method::associated_metaclass, avg 950ns/call
353277µs3223µs my $class = $metaclass->name;
# spent 23µs making 32 calls to Class::MOP::Package::name, avg 725ns/call
36
37 # If we don't find an inherited method, this is a rather weird
38 # case where we have no method in the inheritance chain even
39 # though we're expecting one to be there
403293µs641.69ms my $inherited_method
# spent 1.67ms making 32 calls to Class::MOP::Class::find_next_method_by_name, avg 52µs/call # spent 16µs making 32 calls to Class::MOP::Method::name, avg 491ns/call
41 = $metaclass->find_next_method_by_name( $self->name );
42
433291µs3041µs if ( $inherited_method
# spent 41µs making 30 calls to UNIVERSAL::isa, avg 1µs/call
44 && $inherited_method->isa('Class::MOP::Method::Wrapped') ) {
45 warn "Not inlining '"
46 . $self->name
47 . "' for $class since it "
48 . "has method modifiers which would be lost if it were inlined\n";
49
50 return 0;
51 }
52
5332131µs3220µs my $expected_class = $self->_expected_method_class
# spent 20µs making 32 calls to Class::MOP::Method::Inlined::_expected_method_class, avg 631ns/call
54 or return 1;
55
56 # if we are shadowing a method we first verify that it is
57 # compatible with the definition we are replacing it with
5817µs21µs my $expected_method = $expected_class->can( $self->name );
# spent 1µs making 1 call to UNIVERSAL::can # spent 400ns making 1 call to Class::MOP::Method::name
59
601200ns if ( ! $expected_method ) {
61 warn "Not inlining '"
62 . $self->name
63 . "' for $class since ${expected_class}::"
64 . $self->name
65 . " is not defined\n";
66
67 return 0;
68 }
69
7017µs22µs my $actual_method = $class->can( $self->name )
# spent 2µs making 1 call to UNIVERSAL::can # spent 400ns making 1 call to Class::MOP::Method::name
71 or return 1;
72
73 # the method is what we wanted (probably Moose::Object::new)
7417µs21µs return 1
# spent 1µs making 2 calls to Scalar::Util::refaddr, avg 550ns/call
75 if refaddr($expected_method) == refaddr($actual_method);
76
77 # otherwise we have to check that the actual method is an inlined
78 # version of what we're expecting
79 if ( $inherited_method->isa(__PACKAGE__) ) {
80 if ( $inherited_method->_uninlined_body
81 && refaddr( $inherited_method->_uninlined_body )
82 == refaddr($expected_method) ) {
83 return 1;
84 }
85 }
86 elsif ( refaddr( $inherited_method->body )
87 == refaddr($expected_method) ) {
88 return 1;
89 }
90
91 my $warning
92 = "Not inlining '"
93 . $self->name
94 . "' for $class since it is not"
95 . " inheriting the default ${expected_class}::"
96 . $self->name . "\n";
97
98 if ( $self->isa("Class::MOP::Method::Constructor") ) {
99
100 # FIXME kludge, refactor warning generation to a method
101 $warning
102 .= "If you are certain you don't need to inline your"
103 . " constructor, specify inline_constructor => 0 in your"
104 . " call to $class->meta->make_immutable\n";
105 }
106
107 warn $warning;
108
109 return 0;
110}
111
11213µs1;
113
114# ABSTRACT: Method base class for methods which have been inlined
115
116__END__