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atan2f.c
– Rev 3361
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/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
*/
#include <math.h>
float
atan2f
(
float
y
,
float
x
)
{
float
res
;
asm
(
"fpatan"
:
"=t"
(
res
)
:
"u"
(
y
)
,
"0"
(
x
)
:
"st(1)"
)
;
return
res
;
}