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fpu_rmode.S
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#------------------------------------------------------------------------------
#
#
Copyright
(c)
2010
,
Intel
Corporation
.
All
rights
reserved
.<
BR
>
#
This
program
and
the
accompanying
materials
#
are
licensed
and
made
available
under
the
terms
and
conditions
of
the
BSD
License
#
which
accompanies
this
distribution
.
The
full
text
of
the
license
may
be
found
at
#
http
:
//
opensource.org
/
licenses
/
bsd-license.php
.
#
#
THE
PROGRAM
IS
DISTRIBUTED
UNDER
THE
BSD
LICENSE
ON
AN
"AS IS"
BASIS
,
#
WITHOUT
WARRANTIES
OR
REPRESENTATIONS
OF
ANY
KIND
,
EITHER
EXPRESS
OR
IMPLIED
.
#
#------------------------------------------------------------------------------
ASM_GLOBAL
ASM_PFX
(
internal_FPU_rmode
)
ASM_PFX
(
internal_FPU_rmode
):
subl
$
4
,%
esp
fnstcw
(%
esp
)
movl
(%
esp
),%
eax
shrl
$
10
,%
eax
andl
$
3
,%
eax
addl
$
4
,%
esp
ret