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
56
57
58
59
60
61
62
63
64
|
package CExpr::Sizeof;
use 5.6.0;
use strict;
use warnings;
use CExpr;
our @ISA = qw/CExpr/;
sub new
{
my $this = shift;
my $class = ref($this) || $this;
my $type = shift;
my $self = {type => $type,
};
bless $self, $class;
return $self;
}
sub dump_c
{
my $self = shift;
my $type = $self->{type}->dump_c;
return "sizeof($type)";
}
sub compute
{
my $self = shift;
my $bits = $self->{type}->width;
# Round up
if ($bits % 8 == 0)
{
return $bits / 8;
}
else
{
return ($bits / 8) + 1;
}
}
sub get_refs
{
my $self = shift;
return ($self->{type}->get_refs);
}
sub layout
{
my $self = shift;
my $accept_incomplete = shift;
my $namespace = shift;
$self->{type}->layout($accept_incomplete, $namespace);
}
1;
|
