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| author |   jason <jason@openbsd.org> | 2007-05-31 22:16:18 +0000 |
|---|---|---|
| committer | jason <jason@openbsd.org> | 2007-05-31 22:16:18 +0000 |
| commit | d84402c70d78c5bfab0b01b49dbbe6b01bac0bec (patch) | |
| tree | 97490ede5ad32da60780ba000b14319162f71793 /lib/libm/noieee_src | |
| parent | add __signbit/__signbitf/__signbitl (all the same) for vax (not used yet, (diff) | |
| download | wireguard-openbsd-d84402c70d78c5bfab0b01b49dbbe6b01bac0bec.tar.xz wireguard-openbsd-d84402c70d78c5bfab0b01b49dbbe6b01bac0bec.zip | |
add __signbit/__signbitf/__signbitl; nothing uses this file, it's just
for completeness.
Diffstat (limited to 'lib/libm/noieee_src')
| -rw-r--r-- | lib/libm/noieee_src/n_support.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/libm/noieee_src/n_support.c b/lib/libm/noieee_src/n_support.c index 8c13ca84d68..da092dac952 100644 --- a/lib/libm/noieee_src/n_support.c +++ b/lib/libm/noieee_src/n_support.c @@ -143,6 +143,30 @@ double x,y; return(x); } +int +__signbitf(float x) +{ + unsigned short *px = (unsigned short *)&x; + + return (*px & ~msign); +} + +int +__signbit(double x) +{ + unsigned short *px = (unsigned short *)&x; + + return (*px & ~msign); +} + +int +__signbitl(long double x) +{ + unsigned short *px = (unsigned short *)&x; + + return (*px & ~msign); +} + double logb(x) double x; { |