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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/Instance.pm
StatementsExecuted 6759 statements in 12.8ms
Subroutines
Calls P F Exclusive
Time
Inclusive
Time
Subroutine
128113.29ms3.52msClass::MOP::Instance::::inline_get_slot_valueClass::MOP::Instance::inline_get_slot_value
75112.16ms3.81msClass::MOP::Instance::::BUILDARGSClass::MOP::Instance::BUILDARGS
753111.49ms1.49msClass::MOP::Instance::::set_slot_valueClass::MOP::Instance::set_slot_value
484111.44ms2.17msClass::MOP::Instance::::inline_set_slot_valueClass::MOP::Instance::inline_set_slot_value
692411.10ms1.10msClass::MOP::Instance::::inline_slot_accessClass::MOP::Instance::inline_slot_access
7511627µs4.97msClass::MOP::Instance::::newClass::MOP::Instance::new
10911339µs485µsClass::MOP::Instance::::create_instanceClass::MOP::Instance::create_instance
4711230µs230µsClass::MOP::Instance::::_newClass::MOP::Instance::_new
6711213µs331µsClass::MOP::Instance::::inline_is_slot_initializedClass::MOP::Instance::inline_is_slot_initialized
19422129µs129µsClass::MOP::Instance::::is_inlinableClass::MOP::Instance::is_inlinable
751150µs50µsClass::MOP::Instance::::is_dependent_on_superclassesClass::MOP::Instance::is_dependent_on_superclasses
131144µs62µsClass::MOP::Instance::::inline_weaken_slot_valueClass::MOP::Instance::inline_weaken_slot_value
311138µs38µsClass::MOP::Instance::::inline_create_instanceClass::MOP::Instance::inline_create_instance
121117µs17µsClass::MOP::Instance::::is_slot_initializedClass::MOP::Instance::is_slot_initialized
121114µs14µsClass::MOP::Instance::::get_slot_valueClass::MOP::Instance::get_slot_value
13118µs8µsClass::MOP::Instance::::inline_get_is_lvalueClass::MOP::Instance::inline_get_is_lvalue
1117µs7µsClass::MOP::Instance::::BEGIN@3Class::MOP::Instance::BEGIN@3
1116µs33µsClass::MOP::Instance::::BEGIN@13Class::MOP::Instance::BEGIN@13
1115µs8µsClass::MOP::Instance::::BEGIN@11Class::MOP::Instance::BEGIN@11
1115µs54µsClass::MOP::Instance::::BEGIN@15Class::MOP::Instance::BEGIN@15
1115µs15µsClass::MOP::Instance::::BEGIN@10Class::MOP::Instance::BEGIN@10
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_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
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Code
1
2package Class::MOP::Instance;
3
# spent 7µs within Class::MOP::Instance::BEGIN@3 which was called: # once (7µs+0s) by Class::MOP::Class::BEGIN@13 at line 5
BEGIN {
414µs $Class::MOP::Instance::AUTHORITY = 'cpan:STEVAN';
5125µs17µs}
# spent 7µs making 1 call to Class::MOP::Instance::BEGIN@3
6{
72800ns $Class::MOP::Instance::VERSION = '2.1005';
8}
9
10218µs225µs
# spent 15µs (5+10) within Class::MOP::Instance::BEGIN@10 which was called: # once (5µs+10µs) by Class::MOP::Class::BEGIN@13 at line 10
use strict;
# spent 15µs making 1 call to Class::MOP::Instance::BEGIN@10 # spent 10µs making 1 call to strict::import
11223µs211µs
# spent 8µs (5+3) within Class::MOP::Instance::BEGIN@11 which was called: # once (5µs+3µs) by Class::MOP::Class::BEGIN@13 at line 11
use warnings;
# spent 8µs making 1 call to Class::MOP::Instance::BEGIN@11 # spent 3µs making 1 call to warnings::import
12
13227µs260µs
# spent 33µs (6+27) within Class::MOP::Instance::BEGIN@13 which was called: # once (6µs+27µs) by Class::MOP::Class::BEGIN@13 at line 13
use Scalar::Util 'isweak', 'weaken', 'blessed';
# spent 33µs making 1 call to Class::MOP::Instance::BEGIN@13 # spent 27µs making 1 call to Exporter::import
14
1521.13ms2103µs
# spent 54µs (5+49) within Class::MOP::Instance::BEGIN@15 which was called: # once (5µs+49µs) by Class::MOP::Class::BEGIN@13 at line 15
use base 'Class::MOP::Object';
# spent 54µs making 1 call to Class::MOP::Instance::BEGIN@15 # spent 49µs making 1 call to base::import
16
17# make this not a valid method name, to avoid (most) attribute conflicts
181200nsmy $RESERVED_MOP_SLOT = '<<MOP>>';
19
20
# spent 3.81ms (2.16+1.64) within Class::MOP::Instance::BUILDARGS which was called 75 times, avg 51µs/call: # 75 times (2.16ms+1.64ms) by Class::MOP::Instance::new at line 41, avg 51µs/call
sub BUILDARGS {
217557µs my ($class, @args) = @_;
22
2375180µs7532µs if ( @args == 1 ) {
# spent 32µs making 75 calls to Scalar::Util::blessed, avg 427ns/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
317572µs my %options = @args;
32 # FIXME lazy_build
33815780µs7401.61ms $options{slots} ||= [ map { $_->slots } @{ $options{attributes} || [] } ];
# spent 1.61ms making 740 calls to Class::MOP::Attribute::slots, avg 2µs/call
3475441µs $options{slot_hash} = { map { $_ => undef } @{ $options{slots} } }; # FIXME lazy_build
35
3675156µs return \%options;
37}
38
39
# spent 4.97ms (627µs+4.34) within Class::MOP::Instance::new which was called 75 times, avg 66µs/call: # 75 times (627µs+4.34ms) by Class::MOP::Class::_create_meta_instance at line 726 of Class/MOP/Class.pm, avg 66µs/call
sub new {
407511µs my $class = shift;
417572µs753.81ms my $options = $class->BUILDARGS(@_);
# spent 3.81ms making 75 calls to Class::MOP::Instance::BUILDARGS, avg 51µs/call
42
43 # FIXME replace with a proper constructor
4475156µs75479µs my $instance = $class->_new(%$options);
# spent 250µs making 28 calls to Moose::Meta::Instance::_new, avg 9µs/call # spent 230µs making 47 calls to Class::MOP::Instance::_new, avg 5µs/call
45
46 # FIXME weak_ref => 1,
4775164µs7551µs weaken($instance->{'associated_metaclass'});
# spent 51µs making 75 calls to Scalar::Util::weaken, avg 684ns/call
48
4975140µs return $instance;
50}
51
52
# spent 230µs within Class::MOP::Instance::_new which was called 47 times, avg 5µs/call: # 47 times (230µs+0s) by Class::MOP::Instance::new at line 44, avg 5µs/call
sub _new {
53477µs my $class = shift;
544710µs return Class::MOP::Class->initialize($class)->new_object(@_)
55 if $class ne __PACKAGE__;
56
574756µs my $params = @_ == 1 ? $_[0] : {@_};
5847186µs 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
76109225µs148µssub _class_name { $_[0]->{_class_name} ||= $_[0]->associated_metaclass->name }
# spent 4µs making 7 calls to Class::MOP::Instance::associated_metaclass, avg 629ns/call # spent 3µs making 7 calls to Class::MOP::Package::name, avg 457ns/call
77
78
# spent 485µs (339+146) within Class::MOP::Instance::create_instance which was called 109 times, avg 4µs/call: # 109 times (339µs+146µs) by Class::MOP::Class::_construct_instance at line 522 of Class/MOP/Class.pm, avg 4µs/call
sub create_instance {
7910912µs my $self = shift;
80109283µs109146µs bless {}, $self->_class_name;
# spent 146µs making 109 calls to Class::MOP::Instance::_class_name, avg 1µs/call
81}
82
83sub clone_instance {
84 my ($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 14µs within Class::MOP::Instance::get_slot_value which was called 12 times, avg 1µs/call: # 12 times (14µs+0s) by Class::MOP::Attribute::get_raw_value at line 298 of Class/MOP/Attribute.pm, avg 1µs/call
sub get_slot_value {
123123µs my ($self, $instance, $slot_name) = @_;
1241217µs $instance->{$slot_name};
125}
126
127
# spent 1.49ms within Class::MOP::Instance::set_slot_value which was called 753 times, avg 2µs/call: # 753 times (1.49ms+0s) by Class::MOP::Attribute::_set_initial_slot_value at line 150 of Class/MOP/Attribute.pm, avg 2µs/call
sub set_slot_value {
128753199µs my ($self, $instance, $slot_name, $value) = @_;
1297531.75ms $instance->{$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, $slot_name);
153 }
154}
155
156
# spent 17µs within Class::MOP::Instance::is_slot_initialized which was called 12 times, avg 1µs/call: # 12 times (17µs+0s) by Class::MOP::Attribute::has_value at line 319 of Class/MOP/Attribute.pm, avg 1µs/call
sub is_slot_initialized {
157124µs my ($self, $instance, $slot_name, $value) = @_;
1581219µs 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], $metaclass->name;
182}
183
184
# spent 50µs within Class::MOP::Instance::is_dependent_on_superclasses which was called 75 times, avg 672ns/call: # 75 times (50µs+0s) by Class::MOP::Class::_create_meta_instance at line 731 of Class/MOP/Class.pm, avg 672ns/call
sub is_dependent_on_superclasses {
1857595µs return; # for meta instances that require updates on inherited slot changes
186}
187
188sub _get_mop_slot {
189 my ($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, $RESERVED_MOP_SLOT);
206}
207
208# inlinable operation snippets
209
210194258µs
# spent 129µs within Class::MOP::Instance::is_inlinable which was called 194 times, avg 666ns/call: # 99 times (69µs+0s) by Moose::Meta::Method::Accessor::_instance_is_inlinable at line 57 of Moose/Meta/Method/Accessor.pm, avg 696ns/call # 95 times (60µs+0s) by Class::MOP::Attribute::_process_accessors at line 384 of Class/MOP/Attribute.pm, avg 635ns/call
sub is_inlinable { 1 }
211
212
# spent 38µs within Class::MOP::Instance::inline_create_instance which was called 31 times, avg 1µs/call: # 31 times (38µs+0s) by Class::MOP::Class::_inline_create_instance at line 583 of Class/MOP/Class.pm, avg 1µs/call
sub inline_create_instance {
213316µs my ($self, $class_variable) = @_;
2143150µs 'bless {} => ' . $class_variable;
215}
216
217
# spent 1.10ms within Class::MOP::Instance::inline_slot_access which was called 692 times, avg 2µs/call: # 484 times (734µs+0s) by Class::MOP::Instance::inline_set_slot_value at line 231, avg 2µs/call # 128 times (232µs+0s) by Class::MOP::Instance::inline_get_slot_value at line 226, avg 2µs/call # 67 times (118µs+0s) by Class::MOP::Instance::inline_is_slot_initialized at line 245, avg 2µs/call # 13 times (17µs+0s) by Class::MOP::Instance::inline_weaken_slot_value at line 250, avg 1µs/call
sub inline_slot_access {
21869291µs my ($self, $instance, $slot_name) = @_;
2196924.54ms sprintf q[%s->{"%s"}], $instance, quotemeta($slot_name);
220}
221
2221316µs
# spent 8µs within Class::MOP::Instance::inline_get_is_lvalue which was called 13 times, avg 631ns/call: # 13 times (8µs+0s) by Moose::Meta::Method::Accessor::Native::Writer::_get_is_lvalue at line 160 of Moose/Meta/Method/Accessor/Native/Writer.pm, avg 631ns/call
sub inline_get_is_lvalue { 1 }
223
224
# spent 3.52ms (3.29+232µs) within Class::MOP::Instance::inline_get_slot_value which was called 128 times, avg 28µs/call: # 128 times (3.29ms+232µs) by Class::MOP::Attribute::_inline_instance_get at line 311 of Class/MOP/Attribute.pm, avg 28µs/call
sub inline_get_slot_value {
22512834µs my ($self, $instance, $slot_name) = @_;
226128223µs128232µs $self->inline_slot_access($instance, $slot_name);
# spent 232µs making 128 calls to Class::MOP::Instance::inline_slot_access, avg 2µs/call
227}
228
229
# spent 2.17ms (1.44+734µs) within Class::MOP::Instance::inline_set_slot_value which was called 484 times, avg 4µs/call: # 484 times (1.44ms+734µs) by Class::MOP::Attribute::_inline_instance_set at line 288 of Class/MOP/Attribute.pm, avg 4µs/call
sub inline_set_slot_value {
230484123µs my ($self, $instance, $slot_name, $value) = @_;
231484960µs484734µs $self->inline_slot_access($instance, $slot_name) . " = $value",
# spent 734µs making 484 calls to Class::MOP::Instance::inline_slot_access, avg 2µs/call
232}
233
234sub inline_initialize_slot {
235 my ($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, $slot_name);
242}
243
# spent 331µs (213+118) within Class::MOP::Instance::inline_is_slot_initialized which was called 67 times, avg 5µs/call: # 67 times (213µs+118µs) by Class::MOP::Attribute::_inline_instance_has at line 332 of Class/MOP/Attribute.pm, avg 5µs/call
sub inline_is_slot_initialized {
2446717µs my ($self, $instance, $slot_name) = @_;
24567138µs67118µs "exists " . $self->inline_slot_access($instance, $slot_name);
# spent 118µs making 67 calls to Class::MOP::Instance::inline_slot_access, avg 2µs/call
246}
247
248
# spent 62µs (44+17) within Class::MOP::Instance::inline_weaken_slot_value which was called 13 times, avg 5µs/call: # 13 times (44µs+17µs) by Moose::Meta::Attribute::_inline_weaken_value at line 762 of Moose/Meta/Attribute.pm, avg 5µs/call
sub inline_weaken_slot_value {
249133µs my ($self, $instance, $slot_name) = @_;
2501333µs1317µs sprintf "Scalar::Util::weaken( %s )", $self->inline_slot_access($instance, $slot_name);
# spent 17µs making 13 calls to Class::MOP::Instance::inline_slot_access, avg 1µs/call
251}
252
253sub inline_strengthen_slot_value {
254 my ($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
27813µs1;
279
280# ABSTRACT: Instance Meta Object
281
282__END__