Profile of /usr/local/lib/perl5/5.10.1/Test/Deep/Cache/Simple.pm

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NYTProf Performance Profile «block view•line view•sub view»
For 05.Domain_and_Item.t
Run on Tue May 4 17:21:41 2010
Reported on Tue May 4 17:22:37 2010

File | /usr/local/lib/perl5/5.10.1/Test/Deep/Cache/Simple.pm
Statements Executed | 598
Statement Execution Time | 1.53ms

Subroutines — ordered by exclusive time
Calls | P | F | Exclusive Time | Inclusive Time | Subroutine
--- | --- | --- | --- | --- | ---
1 | 1 | 1 | 663µs | 1.78ms | Test::Deep::Cache::Simple::::BEGIN@7Test::Deep::Cache::Simple::BEGIN@7
57 | 2 | 1 | 437µs | 556µs | Test::Deep::Cache::Simple::::fn_get_keyTest::Deep::Cache::Simple::fn_get_key
19 | 1 | 1 | 286µs | 509µs | Test::Deep::Cache::Simple::::addTest::Deep::Cache::Simple::add
38 | 1 | 1 | 205µs | 582µs | Test::Deep::Cache::Simple::::cmpTest::Deep::Cache::Simple::cmp
57 | 1 | 2 | 67µs | 67µs | Test::Deep::Cache::Simple::::CORE:sortTest::Deep::Cache::Simple::CORE:sort (opcode)
4 | 3 | 1 | 20µs | 20µs | Test::Deep::Cache::Simple::::newTest::Deep::Cache::Simple::new
1 | 1 | 1 | 13µs | 15µs | Test::Deep::Cache::::BEGIN@1 Test::Deep::Cache::BEGIN@1
1 | 1 | 1 | 8µs | 30µs | Test::Deep::Cache::Simple::::BEGIN@10Test::Deep::Cache::Simple::BEGIN@10
1 | 1 | 1 | 7µs | 15µs | Test::Deep::Cache::::BEGIN@2 Test::Deep::Cache::BEGIN@2
1 | 1 | 1 | 6µs | 30µs | Test::Deep::Cache::Simple::::BEGIN@5Test::Deep::Cache::Simple::BEGIN@5
0 | 0 | 0 | 0s | 0s | Test::Deep::Cache::Simple::::__ANON__[:15]Test::Deep::Cache::Simple::__ANON__[:15]
0 | 0 | 0 | 0s | 0s | Test::Deep::Cache::Simple::::absorbTest::Deep::Cache::Simple::absorb

Call graph for these subroutines as a Graphviz dot language file.

Line | State ments | Time on line | Calls | Time in subs | Code
--- | --- | --- | --- | --- | ---
1 | 3 | 19µs | 2 | 18µs | # spent 15µs (13+3) within Test::Deep::Cache::BEGIN@1 which was called # once (13µs+3µs) by Test::Deep::Cache::BEGIN@6 at line 1 use strict; # spent 15µs making 1 call to Test::Deep::Cache::BEGIN@1 # spent 3µs making 1 call to strict::import
2 | 3 | 26µs | 2 | 24µs | # spent 15µs (7+9) within Test::Deep::Cache::BEGIN@2 which was called # once (7µs+9µs) by Test::Deep::Cache::BEGIN@6 at line 2 use warnings; # spent 15µs making 1 call to Test::Deep::Cache::BEGIN@2 # spent 8µs making 1 call to warnings::import
3 |  |  |  |  |
4 |  |  |  |  | package Test::Deep::Cache::Simple;
5 | 3 | 28µs | 2 | 54µs | # spent 30µs (6+24) within Test::Deep::Cache::Simple::BEGIN@5 which was called # once (6µs+24µs) by Test::Deep::Cache::BEGIN@6 at line 5 use Carp qw( confess ); # spent 30µs making 1 call to Test::Deep::Cache::Simple::BEGIN@5 # spent 24µs making 1 call to Exporter::import
6 |  |  |  |  |
7 | 3 | 133µs | 2 | 1.84ms | # spent 1.78ms (663µs+1.12) within Test::Deep::Cache::Simple::BEGIN@7 which was called # once (663µs+1.12ms) by Test::Deep::Cache::BEGIN@6 at line 7 use Scalar::Util qw( refaddr ); # spent 1.78ms making 1 call to Test::Deep::Cache::Simple::BEGIN@7 # spent 53µs making 1 call to Exporter::import
8 |  |  |  |  |
9 |  |  |  |  | BEGIN
10 |  |  |  |  | # spent 30µs (8+22) within Test::Deep::Cache::Simple::BEGIN@10 which was called # once (8µs+22µs) by Test::Deep::Cache::BEGIN@6 at line 21 {
11 | 2 | 4µs |  |  | if (grep /^weaken$/, @Scalar::Util::EXPORT_FAIL)
12 |  |  |  |  | {
13 |  |  |  |  | # we're running on a version of perl that has no weak refs, so we
14 |  |  |  |  | # just install a no-op sub for weaken instead of importing it
15 |  |  |  |  | *weaken = sub {};
16 |  |  |  |  | }
17 |  |  |  |  | else
18 |  |  |  |  | {
19 |  |  |  |  | Scalar::Util->import('weaken'); # spent 22µs making 1 call to Exporter::import
20 |  |  |  |  | }
21 | 1 | 216µs | 1 | 30µs | } # spent 30µs making 1 call to Test::Deep::Cache::Simple::BEGIN@10
22 |  |  |  |  |
23 |  |  |  |  | sub new
24 |  |  |  |  | # spent 20µs within Test::Deep::Cache::Simple::new which was called 4 times, avg 5µs/call: # 2 times (6µs+0s) by Test::Deep::Cache::local at line 53 of Test/Deep/Cache.pm, avg 3µs/call # once (11µs+0s) by Test::Deep::Cache::new at line 14 of Test/Deep/Cache.pm # once (3µs+0s) by Test::Deep::Cache::new at line 15 of Test/Deep/Cache.pm {
25 | 12 | 38µs |  |  | my $pkg = shift;
26 |  |  |  |  |
27 |  |  |  |  | my $self = bless {}, $pkg;
28 |  |  |  |  |
29 |  |  |  |  | return $self;
30 |  |  |  |  | }
31 |  |  |  |  |
32 |  |  |  |  | sub add
33 |  |  |  |  | # spent 509µs (286+223) within Test::Deep::Cache::Simple::add which was called 19 times, avg 27µs/call: # 19 times (286µs+223µs) by Test::Deep::Cache::add at line 28 of Test/Deep/Cache.pm, avg 27µs/call {
34 | 76 | 103µs |  |  | my $self = shift;
35 |  |  |  |  |
36 |  |  |  |  | my ($d1, $d2) = @_;
37 |  |  |  |  | {
38 | 57 | 75µs |  |  | local $SIG{__DIE__};
39 |  |  |  |  |
40 |  |  |  |  | # cannot weaken read only refs, no harm if we can't as they never
41 |  |  |  |  | # disappear
42 | 19 | 71µs | 19 | 19µs | eval{weaken($d1)}; # spent 19µs making 19 calls to Scalar::Util::weaken, avg 989ns/call
43 | 19 | 59µs | 19 | 25µs | eval{weaken($d2)}; # spent 25µs making 19 calls to Scalar::Util::weaken, avg 1µs/call
44 |  |  |  |  | }
45 |  |  |  |  |
46 |  |  |  |  | $self->{fn_get_key(@_)} = [$d1, $d2]; # spent 179µs making 19 calls to Test::Deep::Cache::Simple::fn_get_key, avg 9µs/call
47 |  |  |  |  | }
48 |  |  |  |  |
49 |  |  |  |  | sub cmp
50 |  |  |  |  | # spent 582µs (205+378) within Test::Deep::Cache::Simple::cmp which was called 38 times, avg 15µs/call: # 38 times (205µs+378µs) by Test::Deep::Cache::cmp at line 41 of Test/Deep/Cache.pm, avg 15µs/call {
51 | 152 | 96µs |  |  | my $self = shift;
52 |  |  |  |  |
53 |  |  |  |  | my $key = fn_get_key(@_); # spent 378µs making 38 calls to Test::Deep::Cache::Simple::fn_get_key, avg 10µs/call
54 |  |  |  |  | my $pair = $self->{$key};
55 |  |  |  |  |
56 |  |  |  |  | # are both weakened refs still valid, if not delete this entry
57 | 76 | 92µs |  |  | if (ref($pair->[0]) and ref($pair->[1]))
58 |  |  |  |  | {
59 |  |  |  |  | return 1;
60 |  |  |  |  | }
61 |  |  |  |  | else
62 |  |  |  |  | {
63 |  |  |  |  | delete $self->{$key};
64 |  |  |  |  | return 0;
65 |  |  |  |  | }
66 |  |  |  |  | }
67 |  |  |  |  |
68 |  |  |  |  | sub absorb
69 |  |  |  |  | {
70 |  |  |  |  | my $self = shift;
71 |  |  |  |  |
72 |  |  |  |  | my $other = shift;
73 |  |  |  |  |
74 |  |  |  |  | @{$self}{keys %$other} = values %$other;
75 |  |  |  |  | }
76 |  |  |  |  |
77 |  |  |  |  | sub fn_get_key
78 |  |  |  |  | # spent 556µs (437+120) within Test::Deep::Cache::Simple::fn_get_key which was called 57 times, avg 10µs/call: # 38 times (296µs+82µs) by Test::Deep::Cache::Simple::cmp at line 53, avg 10µs/call # 19 times (141µs+38µs) by Test::Deep::Cache::Simple::add at line 46, avg 9µs/call {
79 | 171 | 570µs | 171 | 120µs | return join(",", sort (map {refaddr($_)} @_)); # spent 67µs making 57 calls to Test::Deep::Cache::Simple::CORE:sort, avg 1µs/call # spent 53µs making 114 calls to Scalar::Util::refaddr, avg 461ns/call
80 |  |  |  |  | }
81 | 1 | 2µs |  |  | 1;
|  |  |  |  | # spent 67µs within Test::Deep::Cache::Simple::CORE:sort which was called 57 times, avg 1µs/call: # 57 times (67µs+0s) by Test::Deep::Cache::Simple::fn_get_key at line 79 of Test/Deep/Cache/Simple.pm, avg 1µs/call sub Test::Deep::Cache::Simple::CORE:sort; # xsub