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2005-10-14 Jeff Johnston <jjohnstn@redhat.com>

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* libc/include/math.h (HUGE_VALF, HUGE_VALL): New.
        * libm/common/Makefile.am: Add s_infconst.c support.
        * libm/common/Makefile.in: Regenerated.
        * libm/common/s_infconst.c: New file with float and
        long double infinity support added.
        * libm/math/Makefile.am: Remove s_infconst.c support.
        * libm/math/Makefile.in: Regenerated.
        * libm/math/s_infconst.c: Moved to common directory.
        * libm/mathfp/Makefile.am: Remove s_infconst.c support.
        * libm/mathfp/Makefile.in: Regenerated.
        * libm/mathfp/s_infconst.c: Moved to common directory.
This commit is contained in:
Jeff Johnston
2005-10-14 21:11:39 +00:00
parent 4d57c1edc7
commit d2c2c1328b
11 changed files with 146 additions and 108 deletions
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16
newlib/libc/include/math.h
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@ -14,18 +14,34 @@ _BEGIN_STD_C
/* Define HUGE_VAL as infinity, unless HUGE_VAL is already defined
(which might have been done by something like math-68881.h). */
union __fmath
{
__ULong i[1];
float f;
};
union __dmath
{
__ULong i[2];
double d;
};
union __ldmath
{
__ULong i[4];
_LONG_DOUBLE ld;
};
/* Declare this as an array without bounds so that no matter what small data
support a port and/or library has, this reference will be via the general
method for accessing globals. */
extern __IMPORT const union __dmath __infinity[];
extern __IMPORT const union __fmath __infinityf[];
extern __IMPORT const union __ldmath __infinityld[];
#define HUGE_VAL (__infinity[0].d)
#define HUGE_VALF (__infinityf[0].f)
#define HUGE_VALL (__infinityld[0].ld)
#endif /* ! defined (HUGE_VAL) */