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Kolibri OS
(root)
/
programs
/
develop
/
libraries
/
newlib
/
math
/
signbitl.c
– Rev 3361
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#define __FP_SIGNBIT 0x0200
int
__signbitl
(
long
double
x
)
{
unsigned
short
sw
;
__asm__
(
"fxam; fstsw %%ax;"
:
"=a"
(
sw
)
:
"t"
(
x
)
)
;
return
(
sw
&
__FP_SIGNBIT
)
!=
0
;
}
int
__attribute__
(
(
alias
(
"__signbitl"
)
)
)
signbitl
(
long
double
)
;