diff options
author | mike <mike@FreeBSD.org> | 2003-02-26 16:04:34 +0000 |
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committer | mike <mike@FreeBSD.org> | 2003-02-26 16:04:34 +0000 |
commit | 39b6d14ab492b391ff4eee3737dd03a2ddbb33fa (patch) | |
tree | cd87c888cf7fce15baf29bb4d3650c69a6f4be10 /lib/libc/ia64/_fpmath.h | |
parent | c65b6d4325cbd6ac51155406331d8f9895f2f058 (diff) | |
download | FreeBSD-src-39b6d14ab492b391ff4eee3737dd03a2ddbb33fa.zip FreeBSD-src-39b6d14ab492b391ff4eee3737dd03a2ddbb33fa.tar.gz |
ia64 actually uses 80-bit long doubles and must support big and little
endian at compile-time.
Reviewed by: das
Diffstat (limited to 'lib/libc/ia64/_fpmath.h')
-rw-r--r-- | lib/libc/ia64/_fpmath.h | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/lib/libc/ia64/_fpmath.h b/lib/libc/ia64/_fpmath.h index 80ea88a..33e6a32 100644 --- a/lib/libc/ia64/_fpmath.h +++ b/lib/libc/ia64/_fpmath.h @@ -27,14 +27,29 @@ * $FreeBSD$ */ +#include <sys/endian.h> + union IEEEl2bits { long double e; struct { - unsigned long manl :64; - unsigned long manh :48; +#if _BYTE_ORDER == _LITTLE_ENDIAN + unsigned int manl :32; + unsigned int manh :32; unsigned int exp :15; unsigned int sign :1; + unsigned long junk :48; +#else /* _BIG_ENDIAN */ + unsigned long junk :48; + unsigned int sign :1; + unsigned int exp :15; + unsigned int manh :32; + unsigned int manl :32; +#endif } bits; }; -#define mask_nbit_l(u) ((u).bits.manl &= 0x7fffffffffffffff) +#if _BYTE_ORDER == _LITTLE_ENDIAN +#define mask_nbit_l(u) ((u).bits.manh &= 0x7fffffff) +#else /* _BIG_ENDIAN */ +#define mask_nbit_l(u) ((u).bits.manh &= 0xffffff7f) +#endif |