<s>
In	O
computing	O
,	O
chaining	B-Device
is	O
a	O
technique	O
used	O
in	O
computer	O
architecture	O
in	O
which	O
scalar	B-General_Concept
and	O
vector	B-Operating_System
registers	O
generate	O
interim	O
results	O
which	O
can	O
be	O
used	O
immediately	O
,	O
without	O
additional	O
memory	O
references	O
which	O
reduce	O
computational	O
speed	O
.	O
</s>
<s>
The	O
chaining	B-Device
technique	O
was	O
first	O
used	O
by	O
Seymour	O
Cray	O
in	O
the	O
80MHz	O
Cray	B-Device
1	I-Device
supercomputer	B-Architecture
in	O
1976	O
.	O
</s>
