← Index
NYTProf Performance Profile   « line view »
For fastest.pl
  Run on Fri Jan 31 20:48:16 2014
Reported on Fri Jan 31 20:49:40 2014

Filename/opt/perl-5.18.1/lib/site_perl/5.18.1/darwin-thread-multi-2level/Class/MOP/Instance.pm
StatementsExecuted 3803 statements in 9.77ms
Subroutines
Calls P F Exclusive
Time
Inclusive
Time
Subroutine
48111.87ms3.19msClass::MOP::Instance::::BUILDARGSClass::MOP::Instance::BUILDARGS
398111.64ms2.56msClass::MOP::Instance::::inline_set_slot_valueClass::MOP::Instance::inline_set_slot_value
494411.20ms1.20msClass::MOP::Instance::::inline_slot_accessClass::MOP::Instance::inline_slot_access
164111.18ms1.18msClass::MOP::Instance::::set_slot_valueClass::MOP::Instance::set_slot_value
4811589µs4.19msClass::MOP::Instance::::newClass::MOP::Instance::new
4711328µs328µsClass::MOP::Instance::::_newClass::MOP::Instance::_new
7811303µs523µsClass::MOP::Instance::::inline_get_slot_valueClass::MOP::Instance::inline_get_slot_value
3211152µs244µsClass::MOP::Instance::::create_instanceClass::MOP::Instance::create_instance
972289µs89µsClass::MOP::Instance::::is_inlinableClass::MOP::Instance::is_inlinable
161178µs126µsClass::MOP::Instance::::inline_is_slot_initializedClass::MOP::Instance::inline_is_slot_initialized
311158µs58µsClass::MOP::Instance::::inline_create_instanceClass::MOP::Instance::inline_create_instance
481147µs47µsClass::MOP::Instance::::is_dependent_on_superclassesClass::MOP::Instance::is_dependent_on_superclasses
121125µs25µsClass::MOP::Instance::::is_slot_initializedClass::MOP::Instance::is_slot_initialized
121122µs22µsClass::MOP::Instance::::get_slot_valueClass::MOP::Instance::get_slot_value
11117µs21µsClass::MOP::Instance::::BEGIN@11Class::MOP::Instance::BEGIN@11
21112µs18µsClass::MOP::Instance::::inline_weaken_slot_valueClass::MOP::Instance::inline_weaken_slot_value
11111µs11µsClass::MOP::Instance::::BEGIN@3Class::MOP::Instance::BEGIN@3
1119µs55µsClass::MOP::Instance::::BEGIN@13Class::MOP::Instance::BEGIN@13
1118µs28µsClass::MOP::Instance::::BEGIN@10Class::MOP::Instance::BEGIN@10
1118µs78µsClass::MOP::Instance::::BEGIN@15Class::MOP::Instance::BEGIN@15
0000s0sClass::MOP::Instance::::_clear_mop_slotClass::MOP::Instance::_clear_mop_slot
0000s0sClass::MOP::Instance::::_get_mop_slotClass::MOP::Instance::_get_mop_slot
0000s0sClass::MOP::Instance::::_has_mop_slotClass::MOP::Instance::_has_mop_slot
0000s0sClass::MOP::Instance::::_inline_clear_mop_slotClass::MOP::Instance::_inline_clear_mop_slot
0000s0sClass::MOP::Instance::::_inline_get_mop_slotClass::MOP::Instance::_inline_get_mop_slot
0000s0sClass::MOP::Instance::::_inline_set_mop_slotClass::MOP::Instance::_inline_set_mop_slot
0000s0sClass::MOP::Instance::::_set_mop_slotClass::MOP::Instance::_set_mop_slot
0000s0sClass::MOP::Instance::::clone_instanceClass::MOP::Instance::clone_instance
0000s0sClass::MOP::Instance::::deinitialize_all_slotsClass::MOP::Instance::deinitialize_all_slots
0000s0sClass::MOP::Instance::::deinitialize_slotClass::MOP::Instance::deinitialize_slot
0000s0sClass::MOP::Instance::::get_all_attributesClass::MOP::Instance::get_all_attributes
0000s0sClass::MOP::Instance::::get_all_slotsClass::MOP::Instance::get_all_slots
0000s0sClass::MOP::Instance::::initialize_all_slotsClass::MOP::Instance::initialize_all_slots
0000s0sClass::MOP::Instance::::initialize_slotClass::MOP::Instance::initialize_slot
0000s0sClass::MOP::Instance::::inline_deinitialize_slotClass::MOP::Instance::inline_deinitialize_slot
0000s0sClass::MOP::Instance::::inline_get_is_lvalueClass::MOP::Instance::inline_get_is_lvalue
0000s0sClass::MOP::Instance::::inline_initialize_slotClass::MOP::Instance::inline_initialize_slot
0000s0sClass::MOP::Instance::::inline_rebless_instance_structureClass::MOP::Instance::inline_rebless_instance_structure
0000s0sClass::MOP::Instance::::inline_strengthen_slot_valueClass::MOP::Instance::inline_strengthen_slot_value
0000s0sClass::MOP::Instance::::is_valid_slotClass::MOP::Instance::is_valid_slot
0000s0sClass::MOP::Instance::::rebless_instance_structureClass::MOP::Instance::rebless_instance_structure
0000s0sClass::MOP::Instance::::slot_value_is_weakClass::MOP::Instance::slot_value_is_weak
0000s0sClass::MOP::Instance::::strengthen_slot_valueClass::MOP::Instance::strengthen_slot_value
0000s0sClass::MOP::Instance::::weaken_slot_valueClass::MOP::Instance::weaken_slot_value
Call graph for these subroutines as a Graphviz dot language file.
Line State
ments
Time
on line
Calls Time
in subs
Code
1
2package Class::MOP::Instance;
3
# spent 11µs within Class::MOP::Instance::BEGIN@3 which was called: # once (11µs+0s) by Class::MOP::Class::BEGIN@13 at line 5
BEGIN {
417µs $Class::MOP::Instance::AUTHORITY = 'cpan:STEVAN';
5139µs111µs}
# spent 11µs making 1 call to Class::MOP::Instance::BEGIN@3
6{
721µs $Class::MOP::Instance::VERSION = '2.1005';
8}
9
10230µs249µs
# spent 28µs (8+20) within Class::MOP::Instance::BEGIN@10 which was called: # once (8µs+20µs) by Class::MOP::Class::BEGIN@13 at line 10
use strict;
# spent 28µs making 1 call to Class::MOP::Instance::BEGIN@10 # spent 20µs making 1 call to strict::import
11237µs226µs
# spent 21µs (17+4) within Class::MOP::Instance::BEGIN@11 which was called: # once (17µs+4µs) by Class::MOP::Class::BEGIN@13 at line 11
use warnings;
# spent 21µs making 1 call to Class::MOP::Instance::BEGIN@11 # spent 4µs making 1 call to warnings::import
12
13235µs2100µs
# spent 55µs (9+46) within Class::MOP::Instance::BEGIN@13 which was called: # once (9µs+46µs) by Class::MOP::Class::BEGIN@13 at line 13
use Scalar::Util 'isweak', 'weaken', 'blessed';
# spent 55µs making 1 call to Class::MOP::Instance::BEGIN@13 # spent 46µs making 1 call to Exporter::import
14
1521.79ms2148µs
# spent 78µs (8+70) within Class::MOP::Instance::BEGIN@15 which was called: # once (8µs+70µs) by Class::MOP::Class::BEGIN@13 at line 15
use base 'Class::MOP::Object';
# spent 78µs making 1 call to Class::MOP::Instance::BEGIN@15 # spent 70µs making 1 call to base::import
16
17# make this not a valid method name, to avoid (most) attribute conflicts
181300nsmy $RESERVED_MOP_SLOT = '<<MOP>>';
19
20
# spent 3.19ms (1.87+1.31) within Class::MOP::Instance::BUILDARGS which was called 48 times, avg 66µs/call: # 48 times (1.87ms+1.31ms) by Class::MOP::Instance::new at line 41, avg 66µs/call
sub BUILDARGS {
214851µs my ($class, @args) = @_;
22
2348177µs4832µs if ( @args == 1 ) {
# spent 32µs making 48 calls to Scalar::Util::blessed, avg 658ns/call
24 unshift @args, "associated_metaclass";
25 } elsif ( @args >= 2 && blessed($args[0]) && $args[0]->isa("Class::MOP::Class") ) {
26 # compat mode
27 my ( $meta, @attrs ) = @args;
28 @args = ( associated_metaclass => $meta, attributes => \@attrs );
29 }
30
314860µs my %options = @args;
32 # FIXME lazy_build
33467631µs4191.28ms $options{slots} ||= [ map { $_->slots } @{ $options{attributes} || [] } ];
# spent 1.28ms making 419 calls to Class::MOP::Attribute::slots, avg 3µs/call
3448402µs $options{slot_hash} = { map { $_ => undef } @{ $options{slots} } }; # FIXME lazy_build
35
3648156µs return \%options;
37}
38
39
# spent 4.19ms (589µs+3.60) within Class::MOP::Instance::new which was called 48 times, avg 87µs/call: # 48 times (589µs+3.60ms) by Class::MOP::Class::_create_meta_instance at line 726 of Class/MOP/Class.pm, avg 87µs/call
sub new {
404817µs my $class = shift;
414871µs483.19ms my $options = $class->BUILDARGS(@_);
# spent 3.19ms making 48 calls to Class::MOP::Instance::BUILDARGS, avg 66µs/call
42
43 # FIXME replace with a proper constructor
4448156µs48350µs my $instance = $class->_new(%$options);
# spent 328µs making 47 calls to Class::MOP::Instance::_new, avg 7µs/call # spent 22µs making 1 call to Moose::Meta::Instance::_new
45
46 # FIXME weak_ref => 1,
4748157µs4862µs weaken($instance->{'associated_metaclass'});
# spent 62µs making 48 calls to Scalar::Util::weaken, avg 1µs/call
48
4948139µs return $instance;
50}
51
52
# spent 328µs within Class::MOP::Instance::_new which was called 47 times, avg 7µs/call: # 47 times (328µs+0s) by Class::MOP::Instance::new at line 44, avg 7µs/call
sub _new {
534710µs my $class = shift;
544717µs return Class::MOP::Class->initialize($class)->new_object(@_)
55 if $class ne __PACKAGE__;
56
574780µs my $params = @_ == 1 ? $_[0] : {@_};
5847253µs return bless {
59 # NOTE:
60 # I am not sure that it makes
61 # sense to pass in the meta
62 # The ideal would be to just
63 # pass in the class name, but
64 # that is placing too much of
65 # an assumption on bless(),
66 # which is *probably* a safe
67 # assumption,.. but you can
68 # never tell <:)
69 'associated_metaclass' => $params->{associated_metaclass},
70 'attributes' => $params->{attributes},
71 'slots' => $params->{slots},
72 'slot_hash' => $params->{slot_hash},
73 } => $class;
74}
75
7632124µs129µssub _class_name { $_[0]->{_class_name} ||= $_[0]->associated_metaclass->name }
# spent 5µs making 6 calls to Class::MOP::Instance::associated_metaclass, avg 800ns/call # spent 4µs making 6 calls to Class::MOP::Package::name, avg 667ns/call
77
78
# spent 244µs (152+92) within Class::MOP::Instance::create_instance which was called 32 times, avg 8µs/call: # 32 times (152µs+92µs) by Class::MOP::Class::_construct_instance at line 522 of Class/MOP/Class.pm, avg 8µs/call
sub create_instance {
79326µs my $self = shift;
8032133µs3292µs bless {}, $self->_class_name;
# spent 92µs making 32 calls to Class::MOP::Instance::_class_name, avg 3µs/call
81}
82
83sub clone_instance {
84 my ($self, $instance) = @_;
85
86 my $clone = $self->create_instance;
87 for my $attr ($self->get_all_attributes) {
88 next unless $attr->has_value($instance);
89 for my $slot ($attr->slots) {
90 my $val = $self->get_slot_value($instance, $slot);
91 $self->set_slot_value($clone, $slot, $val);
92 $self->weaken_slot_value($clone, $slot)
93 if $self->slot_value_is_weak($instance, $slot);
94 }
95 }
96
97 $self->_set_mop_slot($clone, $self->_get_mop_slot($instance))
98 if $self->_has_mop_slot($instance);
99
100 return $clone;
101}
102
103# operations on meta instance
104
105sub get_all_slots {
106 my $self = shift;
107 return @{$self->{'slots'}};
108}
109
110sub get_all_attributes {
111 my $self = shift;
112 return @{$self->{attributes}};
113}
114
115sub is_valid_slot {
116 my ($self, $slot_name) = @_;
117 exists $self->{'slot_hash'}->{$slot_name};
118}
119
120# operations on created instances
121
122
# spent 22µs within Class::MOP::Instance::get_slot_value which was called 12 times, avg 2µs/call: # 12 times (22µs+0s) by Class::MOP::Attribute::get_raw_value at line 298 of Class/MOP/Attribute.pm, avg 2µs/call
sub get_slot_value {
123125µs my ($self, $instance, $slot_name) = @_;
1241227µs $instance->{$slot_name};
125}
126
127
# spent 1.18ms within Class::MOP::Instance::set_slot_value which was called 164 times, avg 7µs/call: # 164 times (1.18ms+0s) by Class::MOP::Attribute::_set_initial_slot_value at line 150 of Class/MOP/Attribute.pm, avg 7µs/call
sub set_slot_value {
12816468µs my ($self, $instance, $slot_name, $value) = @_;
1291641.26ms $instance->{$slot_name} = $value;
130}
131
132sub initialize_slot {
133 my ($self, $instance, $slot_name) = @_;
134 return;
135}
136
137sub deinitialize_slot {
138 my ( $self, $instance, $slot_name ) = @_;
139 delete $instance->{$slot_name};
140}
141
142sub initialize_all_slots {
143 my ($self, $instance) = @_;
144 foreach my $slot_name ($self->get_all_slots) {
145 $self->initialize_slot($instance, $slot_name);
146 }
147}
148
149sub deinitialize_all_slots {
150 my ($self, $instance) = @_;
151 foreach my $slot_name ($self->get_all_slots) {
152 $self->deinitialize_slot($instance, $slot_name);
153 }
154}
155
156
# spent 25µs within Class::MOP::Instance::is_slot_initialized which was called 12 times, avg 2µs/call: # 12 times (25µs+0s) by Class::MOP::Attribute::has_value at line 319 of Class/MOP/Attribute.pm, avg 2µs/call
sub is_slot_initialized {
157126µs my ($self, $instance, $slot_name, $value) = @_;
1581229µs exists $instance->{$slot_name};
159}
160
161sub weaken_slot_value {
162 my ($self, $instance, $slot_name) = @_;
163 weaken $instance->{$slot_name};
164}
165
166sub slot_value_is_weak {
167 my ($self, $instance, $slot_name) = @_;
168 isweak $instance->{$slot_name};
169}
170
171sub strengthen_slot_value {
172 my ($self, $instance, $slot_name) = @_;
173 $self->set_slot_value($instance, $slot_name, $self->get_slot_value($instance, $slot_name));
174}
175
176sub rebless_instance_structure {
177 my ($self, $instance, $metaclass) = @_;
178
179 # we use $_[1] here because of t/cmop/rebless_overload.t regressions
180 # on 5.8.8
181 bless $_[1], $metaclass->name;
182}
183
184
# spent 47µs within Class::MOP::Instance::is_dependent_on_superclasses which was called 48 times, avg 981ns/call: # 48 times (47µs+0s) by Class::MOP::Class::_create_meta_instance at line 731 of Class/MOP/Class.pm, avg 981ns/call
sub is_dependent_on_superclasses {
1854890µs return; # for meta instances that require updates on inherited slot changes
186}
187
188sub _get_mop_slot {
189 my ($self, $instance) = @_;
190 $self->get_slot_value($instance, $RESERVED_MOP_SLOT);
191}
192
193sub _has_mop_slot {
194 my ($self, $instance) = @_;
195 $self->is_slot_initialized($instance, $RESERVED_MOP_SLOT);
196}
197
198sub _set_mop_slot {
199 my ($self, $instance, $value) = @_;
200 $self->set_slot_value($instance, $RESERVED_MOP_SLOT, $value);
201}
202
203sub _clear_mop_slot {
204 my ($self, $instance) = @_;
205 $self->deinitialize_slot($instance, $RESERVED_MOP_SLOT);
206}
207
208# inlinable operation snippets
209
21097179µs
# spent 89µs within Class::MOP::Instance::is_inlinable which was called 97 times, avg 919ns/call: # 95 times (86µs+0s) by Class::MOP::Attribute::_process_accessors at line 384 of Class/MOP/Attribute.pm, avg 907ns/call # 2 times (3µs+0s) by Moose::Meta::Method::Accessor::_instance_is_inlinable at line 57 of Moose/Meta/Method/Accessor.pm, avg 1µs/call
sub is_inlinable { 1 }
211
212
# spent 58µs within Class::MOP::Instance::inline_create_instance which was called 31 times, avg 2µs/call: # 31 times (58µs+0s) by Class::MOP::Class::_inline_create_instance at line 583 of Class/MOP/Class.pm, avg 2µs/call
sub inline_create_instance {
213319µs my ($self, $class_variable) = @_;
2143172µs 'bless {} => ' . $class_variable;
215}
216
217
# spent 1.20ms within Class::MOP::Instance::inline_slot_access which was called 494 times, avg 2µs/call: # 398 times (922µs+0s) by Class::MOP::Instance::inline_set_slot_value at line 231, avg 2µs/call # 78 times (221µs+0s) by Class::MOP::Instance::inline_get_slot_value at line 226, avg 3µs/call # 16 times (48µs+0s) by Class::MOP::Instance::inline_is_slot_initialized at line 245, avg 3µs/call # 2 times (5µs+0s) by Class::MOP::Instance::inline_weaken_slot_value at line 250, avg 2µs/call
sub inline_slot_access {
218494114µs my ($self, $instance, $slot_name) = @_;
2194941.69ms sprintf q[%s->{"%s"}], $instance, quotemeta($slot_name);
220}
221
222sub inline_get_is_lvalue { 1 }
223
224
# spent 523µs (303+221) within Class::MOP::Instance::inline_get_slot_value which was called 78 times, avg 7µs/call: # 78 times (303µs+221µs) by Class::MOP::Attribute::_inline_instance_get at line 311 of Class/MOP/Attribute.pm, avg 7µs/call
sub inline_get_slot_value {
2257833µs my ($self, $instance, $slot_name) = @_;
22678199µs78221µs $self->inline_slot_access($instance, $slot_name);
# spent 221µs making 78 calls to Class::MOP::Instance::inline_slot_access, avg 3µs/call
227}
228
229
# spent 2.56ms (1.64+922µs) within Class::MOP::Instance::inline_set_slot_value which was called 398 times, avg 6µs/call: # 398 times (1.64ms+922µs) by Class::MOP::Attribute::_inline_instance_set at line 288 of Class/MOP/Attribute.pm, avg 6µs/call
sub inline_set_slot_value {
230398143µs my ($self, $instance, $slot_name, $value) = @_;
2313981.18ms398922µs $self->inline_slot_access($instance, $slot_name) . " = $value",
# spent 922µs making 398 calls to Class::MOP::Instance::inline_slot_access, avg 2µs/call
232}
233
234sub inline_initialize_slot {
235 my ($self, $instance, $slot_name) = @_;
236 return '';
237}
238
239sub inline_deinitialize_slot {
240 my ($self, $instance, $slot_name) = @_;
241 "delete " . $self->inline_slot_access($instance, $slot_name);
242}
243
# spent 126µs (78+48) within Class::MOP::Instance::inline_is_slot_initialized which was called 16 times, avg 8µs/call: # 16 times (78µs+48µs) by Class::MOP::Attribute::_inline_instance_has at line 332 of Class/MOP/Attribute.pm, avg 8µs/call
sub inline_is_slot_initialized {
244168µs my ($self, $instance, $slot_name) = @_;
2451654µs1648µs "exists " . $self->inline_slot_access($instance, $slot_name);
# spent 48µs making 16 calls to Class::MOP::Instance::inline_slot_access, avg 3µs/call
246}
247
248
# spent 18µs (12+5) within Class::MOP::Instance::inline_weaken_slot_value which was called 2 times, avg 9µs/call: # 2 times (12µs+5µs) by Moose::Meta::Attribute::_inline_weaken_value at line 762 of Moose/Meta/Attribute.pm, avg 9µs/call
sub inline_weaken_slot_value {
24921µs my ($self, $instance, $slot_name) = @_;
250210µs25µs sprintf "Scalar::Util::weaken( %s )", $self->inline_slot_access($instance, $slot_name);
# spent 5µs making 2 calls to Class::MOP::Instance::inline_slot_access, avg 2µs/call
251}
252
253sub inline_strengthen_slot_value {
254 my ($self, $instance, $slot_name) = @_;
255 $self->inline_set_slot_value($instance, $slot_name, $self->inline_slot_access($instance, $slot_name));
256}
257
258sub inline_rebless_instance_structure {
259 my ($self, $instance, $class_variable) = @_;
260 "bless $instance => $class_variable";
261}
262
263sub _inline_get_mop_slot {
264 my ($self, $instance) = @_;
265 $self->inline_get_slot_value($instance, $RESERVED_MOP_SLOT);
266}
267
268sub _inline_set_mop_slot {
269 my ($self, $instance, $value) = @_;
270 $self->inline_set_slot_value($instance, $RESERVED_MOP_SLOT, $value);
271}
272
273sub _inline_clear_mop_slot {
274 my ($self, $instance) = @_;
275 $self->inline_deinitialize_slot($instance, $RESERVED_MOP_SLOT);
276}
277
27814µs1;
279
280# ABSTRACT: Instance Meta Object
281
282__END__