<s>
The	O
FPS	B-Operating_System
AP-120B	I-Operating_System
was	O
a	O
38-bit	O
,	O
pipeline-oriented	O
array	B-Operating_System
processor	I-Operating_System
manufactured	O
by	O
Floating	O
Point	O
Systems	O
.	O
</s>
<s>
It	O
was	O
designed	O
to	O
be	O
attached	O
to	O
a	O
host	O
computer	O
such	O
as	O
a	O
DEC	B-Device
PDP-11	I-Device
as	O
a	O
fast	O
number-cruncher	O
.	O
</s>
<s>
Data	O
transfer	O
was	O
accomplished	O
using	O
direct	B-General_Concept
memory	I-General_Concept
access	I-General_Concept
.	O
</s>
<s>
A	O
high-level	O
language	O
resembling	O
Fortran	B-Application
was	O
provided	O
for	O
coordinating	O
tasks	O
and	O
controlling	O
data	O
transfers	O
to	O
and	O
from	O
the	O
host	O
computer	O
.	O
</s>
<s>
Commercial	O
seismic	O
processing	O
packages	O
were	O
written	O
so	O
that	O
they	O
could	O
call	O
FPS	B-Operating_System
AP-120B	I-Operating_System
routines	O
if	O
one	O
were	O
present	O
.	O
</s>
