diff options
| author | Jeff Johnston <jjohnstn@redhat.com> | 2007-04-26 23:23:37 +0400 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2007-04-26 23:23:37 +0400 |
| commit | 976e9d281b2900f988e14ef541b5716dbdd4849e (patch) | |
| tree | c72d4d6ea88acd594efb1ec689bc2199fd3f28e5 /newlib/libc/include/machine/ieeefp.h | |
| parent | 0e78d0f67513028d06a6be52f0f42d1aa97ad06a (diff) | |
2007-04-26 Patrick Mansfield <patmans@us.ibm.com>
* libc/include/ieeefp.h: use prefixed __ieeefp_ macros that can be
overridden via machine/ieeefp.h.
* libc/include/machine/ieeefp.h: Add SPU specific C99 and ieeefp
macros for isnan and related macros.
* libc/include/math.h: Allow C99 isfinite, isinf, and isnan to be
overridden via machine/ieeefp.h.
* libm/machine/spu/Makefile.am: Add new files.
* libm/machine/spu/Makefile.in: Autogenerate with new files.
* libm/machine/spu/sf_fpclassify.c: Add SPU specific __fpclassifyf.
* libm/machine/spu/sf_finite.c: Add SPU specific finitef.
* libm/machine/spu/sf_isinf.c: Add SPU specific isinff.
* libm/machine/spu/sf_isinff.c: Add SPU specific __isinff.
* libm/machine/spu/sf_isnan.c: Add SPU specific isnanf.
* libm/machine/spu/sf_isnanf.c: Add SPU specific __isnanf.
* libm/machine/spu/sf_nan.c: Add SPU specific nanf.
Diffstat (limited to 'newlib/libc/include/machine/ieeefp.h')
| -rw-r--r-- | newlib/libc/include/machine/ieeefp.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/newlib/libc/include/machine/ieeefp.h b/newlib/libc/include/machine/ieeefp.h index 9e5b5aee0..b3e77945e 100644 --- a/newlib/libc/include/machine/ieeefp.h +++ b/newlib/libc/include/machine/ieeefp.h @@ -75,8 +75,27 @@ #ifdef __SPU__ #define __IEEE_BIG_ENDIAN -#endif +#define isfinite(y) \ + (__extension__ ({__typeof__(y) __y = (y); \ + (sizeof (__y) == sizeof (float)) ? (1) : \ + fpclassify(__y) != FP_INFINITE && fpclassify(__y) != FP_NAN;})) +#define isinf(x) \ + (__extension__ ({__typeof__(x) __x = (x); \ + (sizeof (__x) == sizeof (float)) ? (0) : __isinfd(__x);})) +#define isnan(x) \ + (__extension__ ({__typeof__(x) __x = (x); \ + (sizeof (__x) == sizeof (float)) ? (0) : __isnand(__x);})) + +/* + * Macros for use in ieeefp.h. We can't just define the real ones here + * (like those above) as we have name space issues when this is *not* + * included via generic the ieeefp.h. + */ +#define __ieeefp_isnanf(x) 0 +#define __ieeefp_isinff(x) 0 +#define __ieeefp_finitef(x) 1 +#endif #ifdef __sparc__ #ifdef __LITTLE_ENDIAN_DATA__ |