<s>
Multiple	B-Algorithm
Precision	I-Algorithm
Integers	I-Algorithm
and	O
Rationals	O
(	O
MPIR	B-Language
)	O
is	O
an	O
open-source	B-Application
software	I-Application
multiprecision	B-Algorithm
integer	I-Algorithm
library	B-Library
forked	B-Application
from	O
the	O
GNU	B-Application
Multiple	I-Application
Precision	I-Application
Arithmetic	I-Application
Library	I-Application
(	O
GMP	B-Application
)	O
project	O
.	O
</s>
<s>
It	O
consists	O
of	O
much	O
code	O
from	O
past	O
GMP	B-Application
releases	O
,	O
and	O
some	O
original	O
contributed	O
code	O
.	O
</s>
<s>
According	O
to	O
the	O
MPIR-devel	O
mailing	O
list	O
,	O
"	O
MPIR	B-Language
is	O
no	O
longer	O
maintained	O
"	O
,	O
except	O
for	O
building	O
the	O
old	O
code	O
on	O
Windows	B-Application
using	O
new	O
versions	O
of	O
Microsoft	O
Visual	O
Studio	O
.	O
</s>
<s>
According	O
to	O
the	O
MPIR	B-Language
developers	O
,	O
some	O
of	O
the	O
main	O
goals	O
of	O
the	O
MPIR	B-Language
project	O
were	O
:	O
</s>
<s>
Maintaining	O
compatibility	O
with	O
GMP	B-Application
-	O
so	O
that	O
MPIR	B-Language
can	O
be	O
used	O
as	O
a	O
replacement	O
for	O
GMP	B-Application
.	O
</s>
<s>
Providing	O
build	O
support	O
for	O
Linux	B-Application
,	O
Mac	B-Application
OS	I-Application
,	O
Solaris	B-Application
and	O
Windows	B-Application
systems	O
.	O
</s>
<s>
Supporting	O
building	O
MPIR	B-Language
using	O
Microsoft	O
based	O
build	O
tools	O
for	O
use	O
in	O
32	O
-	O
and	O
64-bit	O
versions	O
of	O
Windows	B-Application
.	O
</s>
<s>
MPIR	B-Language
is	O
optimised	O
for	O
many	O
processors	O
(	O
CPUs	O
)	O
.	O
</s>
<s>
Assembly	B-Language
language	I-Language
code	O
exists	O
for	O
these	O
:	O
ARM	O
,	O
DEC	O
Alpha	O
21064	O
,	O
21164	O
,	O
and	O
21264	O
,	O
AMD	O
K6	O
,	O
K6-2	O
,	O
Athlon	O
,	O
K8	O
and	O
K10	O
,	O
Intel	O
Pentium	O
,	O
Pentium	O
Pro-II-III	O
,	O
Pentium	O
4	O
,	O
generic	O
x86	O
,	O
Intel	O
IA-64	O
,	O
Core	O
2	O
,	O
i7	O
,	O
Atom	O
,	O
Motorola-IBM	O
PowerPC	O
32	O
and	O
64	O
,	O
MIPS	O
R3000	O
,	O
R4000	O
,	O
SPARCv7	O
,	O
SuperSPARC	O
,	O
generic	O
SPARCv8	O
,	O
UltraSPARC	O
.	O
</s>
