-
Notifications
You must be signed in to change notification settings - Fork 138
/
addit.pl
55 lines (41 loc) · 1008 Bytes
/
addit.pl
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
#! perl
# Copyright (C) 2001-2003, Parrot Foundation.
=head1 NAME
examples/benchmarks/addit.pl - Variable Argument Subroutines
=head1 SYNOPSIS
% time perl examples/benchmarks/addit.pl
=head1 DESCRIPTION
Joe Wilson's original Perl version of his C<varargs> subroutines
benchmark. It calls an "add it" function 500000 times in a loop and
prints the result (21001097.97).
=cut
use strict;
use warnings;
sub varargs_adder {
my $sum = 0;
for ( my $a = $#_ ; $a >= 0 ; --$a ) {
$sum += $_[$a];
}
return $sum;
}
my $result = 0;
my @args;
$args[0] = 1000;
$args[1] = 7.100;
$args[2] = 87;
$args[3] = "3.87";
$args[4] = "21000000";
for ( my $x = 50000 ; $x >= 0 ; --$x ) {
$result = varargs_adder(@args);
}
print "$result\n";
=head1 SEE ALSO
F<examples/benchmarks/addit.pasm>, F<examples/benchmarks/addit.pir>,
F<examples/benchmarks/addit2.pir>.
=cut
# Local Variables:
# mode: cperl
# cperl-indent-level: 4
# fill-column: 100
# End:
# vim: expandtab shiftwidth=4: