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musl
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src
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math
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i386
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atan2.s
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.global atan2
.type atan2
,@
function
atan2
:
fldl
4
(
%esp
)
fldl
12
(
%esp
)
fpatan
fstl
4
(
%esp
)
mov
8
(%esp),%
eax
add
%eax,%
eax
cmp
$
0x00200000
,
%eax
jae
1
f
# subnormal x, return x with underflow
fnstsw %ax
and
$
16
,
%ax
jnz
1
f
fsts
4
(
%esp
)
1
:
ret