<s>
The	O
Parrot	B-Language
assembly	I-Language
language	I-Language
(	O
PASM	O
)	O
is	O
the	O
basic	O
assembly	B-Language
language	I-Language
used	O
by	O
the	O
Parrot	B-Language
virtual	I-Language
machine	I-Language
.	O
</s>
<s>
PASM	O
is	O
the	O
lowest	O
level	O
assembly	B-Language
language	I-Language
in	O
the	O
Parrot	B-Language
stack	O
.	O
</s>
<s>
The	O
Parrot	B-Language
intermediate	I-Language
representation	I-Language
(	O
PIR	O
)	O
is	O
PASM	O
extended	O
to	O
simplify	O
development	O
of	O
compilers	O
.	O
</s>
<s>
Although	O
it	O
appears	O
similar	O
to	O
source	O
code	O
in	O
some	O
high-level	B-Language
programming	I-Language
languages	I-Language
,	O
more	O
complex	O
PASM	O
programs	O
will	O
resemble	O
other	O
assembly	B-Language
languages	I-Language
.	O
</s>
<s>
The	O
main	O
exceptions	O
to	O
this	O
low	B-Language
level	I-Language
programming	I-Language
in	O
PASM	O
are	O
string	O
handling	O
and	O
,	O
as	O
shown	O
above	O
,	O
input	O
and	O
output	O
.	O
</s>
<s>
Additionally	O
,	O
PASM	O
has	O
automatic	B-General_Concept
garbage	I-General_Concept
collection	I-General_Concept
from	O
the	O
virtual	O
machine	O
,	O
and	O
it	O
does	O
not	O
allow	O
pointer	O
arithmetic	O
.	O
</s>
<s>
Parrot	B-Language
assembly	I-Language
language	I-Language
has	O
more	O
instructions	O
than	O
hardware	O
assembly	B-Language
languages	I-Language
,	O
even	O
CISC	B-Architecture
processors	I-Architecture
.	O
</s>
<s>
This	O
is	O
because	O
the	O
marginal	O
cost	O
of	O
creating	O
a	O
new	O
instruction	O
in	O
Parrot	B-Language
is	O
low	O
compared	O
to	O
the	O
marginal	O
cost	O
of	O
doing	O
so	O
in	O
hardware	O
,	O
and	O
the	O
creators	O
of	O
Parrot	B-Language
had	O
no	O
particular	O
goal	O
of	O
minimalism	B-Device
.	O
</s>
