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Diffstat (limited to 'newlib/libm/common/s_infinity.c')
-rw-r--r-- | newlib/libm/common/s_infinity.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/newlib/libm/common/s_infinity.c b/newlib/libm/common/s_infinity.c new file mode 100644 index 0000000..6508216 --- /dev/null +++ b/newlib/libm/common/s_infinity.c @@ -0,0 +1,48 @@ +/* + * infinity () returns the representation of infinity. + * Added by Cygnus Support. + */ + +/* +FUNCTION + <<infinity>>, <<infinityf>>---representation of infinity + +INDEX + infinity +INDEX + infinityf + +ANSI_SYNOPSIS + #include <math.h> + double infinity(void); + float infinityf(void); + +TRAD_SYNOPSIS + #include <math.h> + double infinity(); + float infinityf(); + + +DESCRIPTION + <<infinity>> and <<infinityf>> return the special number IEEE + infinity in double and single precision arithmetic + respectivly. + +QUICKREF + infinity - pure + +*/ + +#include "fdlibm.h" + +#ifndef _DOUBLE_IS_32BITS + + double infinity() +{ + double x; + + INSERT_WORDS(x,0x7ff00000,0); + return x; +} + +#endif /* _DOUBLE_IS_32BITS */ |