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Update. 

* sysdeps/ieee754/ieee754.h: Handle platforms with special
	__FLOAT_WORD_ORDER.  Patch by Joel Klecker <jk@espy.org>.
This commit is contained in:
Ulrich Drepper 1999-08-09 05:35:13 +00:00
parent 87843f1516
commit 918736844a
2 changed files with 37 additions and 1 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
1999-08-08 Ulrich Drepper <drepper@cygnus.com> 1999-08-08 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/ieee754/ieee754.h: Handle platforms with special
__FLOAT_WORD_ORDER. Patch by Joel Klecker <jk@espy.org>.
* string/bits/string2.h: Mark void* operations as extensions. * string/bits/string2.h: Mark void* operations as extensions.
* sysdeps/i386/i486/bits/string.h: Likewise. * sysdeps/i386/i486/bits/string.h: Likewise.

35
sysdeps/ieee754/ieee754.h
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@ -1,4 +1,4 @@
/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc. /* Copyright (C) 1992, 1995, 1996, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -80,11 +80,18 @@ union ieee754_double
unsigned int mantissa1:32; unsigned int mantissa1:32;
#endif /* Big endian. */ #endif /* Big endian. */
#if __BYTE_ORDER == __LITTLE_ENDIAN #if __BYTE_ORDER == __LITTLE_ENDIAN
# if __FLOAT_WORD_ORDER == BIG_ENDIAN
unsigned int mantissa0:20;
unsigned int exponent:11;
unsigned int negative:1;
unsigned int mantissa1:32;
# else
/* Together these comprise the mantissa. */ /* Together these comprise the mantissa. */
unsigned int mantissa1:32; unsigned int mantissa1:32;
unsigned int mantissa0:20; unsigned int mantissa0:20;
unsigned int exponent:11; unsigned int exponent:11;
unsigned int negative:1; unsigned int negative:1;
# endif
#endif /* Little endian. */ #endif /* Little endian. */
} ieee; } ieee;
@ -99,12 +106,20 @@ union ieee754_double
unsigned int mantissa0:19; unsigned int mantissa0:19;
unsigned int mantissa1:32; unsigned int mantissa1:32;
#else #else
# if __FLOAT_WORD_ORDER == BIG_ENDIAN
unsigned int mantissa0:19;
unsigned int quiet_nan:1;
unsigned int exponent:11;
unsigned int negative:1;
unsigned int mantissa1:32;
# else
/* Together these comprise the mantissa. */ /* Together these comprise the mantissa. */
unsigned int mantissa1:32; unsigned int mantissa1:32;
unsigned int mantissa0:19; unsigned int mantissa0:19;
unsigned int quiet_nan:1; unsigned int quiet_nan:1;
unsigned int exponent:11; unsigned int exponent:11;
unsigned int negative:1; unsigned int negative:1;
# endif
#endif #endif
} ieee_nan; } ieee_nan;
}; };
@ -127,11 +142,19 @@ union ieee854_long_double
unsigned int mantissa1:32; unsigned int mantissa1:32;
#endif #endif
#if __BYTE_ORDER == __LITTLE_ENDIAN #if __BYTE_ORDER == __LITTLE_ENDIAN
# if __FLOAT_WORD_ORDER == BIG_ENDIAN
unsigned int exponent:15;
unsigned int negative:1;
unsigned int empty:16;
unsigned int mantissa0:32;
unsigned int mantissa1:32;
# else
unsigned int mantissa1:32; unsigned int mantissa1:32;
unsigned int mantissa0:32; unsigned int mantissa0:32;
unsigned int exponent:15; unsigned int exponent:15;
unsigned int negative:1; unsigned int negative:1;
unsigned int empty:16; unsigned int empty:16;
# endif
#endif #endif
} ieee; } ieee;
@ -148,6 +171,15 @@ union ieee854_long_double
unsigned int mantissa1:32; unsigned int mantissa1:32;
#endif #endif
#if __BYTE_ORDER == __LITTLE_ENDIAN #if __BYTE_ORDER == __LITTLE_ENDIAN
# if __FLOAT_WORD_ORDER == BIG_ENDIAN
unsigned int exponent:15;
unsigned int negative:1;
unsigned int empty:16;
unsigned int mantissa0:30;
unsigned int quiet_nan:1;
unsigned int one:1;
unsigned int mantissa1:32;
# else
unsigned int mantissa1:32; unsigned int mantissa1:32;
unsigned int mantissa0:30; unsigned int mantissa0:30;
unsigned int quiet_nan:1; unsigned int quiet_nan:1;
@ -155,6 +187,7 @@ union ieee854_long_double
unsigned int exponent:15; unsigned int exponent:15;
unsigned int negative:1; unsigned int negative:1;
unsigned int empty:16; unsigned int empty:16;
# endif
#endif #endif
} ieee_nan; } ieee_nan;
}; };