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2006-01-31 Jakub Jelinek <jakub@redhat.com> 

* sysdeps/unix/sysv/linux/alpha/bits/wordsize.h: New file.
	* sysdeps/unix/sysv/linux/alpha/Implies: Add ieee754/ldbl-64-128,
	ieee754/ldbl-opt.
	* sysdeps/alpha/bits/mathdef.h (__NO_LONG_DOUBLE_MATH): Remove.
	* sysdeps/unix/sysv/linux/alpha/nldbl-abi.h: New file.
	* sysdeps/unix/sysv/linux/alpha/Makefile
	[$(subdir) = math] (libm-routines): Add multc3, divtc3.
This commit is contained in:
Roland McGrath 2006-02-01 03:13:49 +00:00
parent 92ed9d7ad1
commit 87a694c9bc
5 changed files with 53 additions and 8 deletions
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10
sysdeps/alpha/bits/mathdef.h
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@ -1,5 +1,5 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2003, 2004
Free Software Foundation, Inc.
/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -55,12 +55,6 @@ typedef double double_t;
#endif /* ISO C99 && MATH_H */
#ifndef __NO_LONG_DOUBLE_MATH
/* Signal that we do not really have a `long double'. The disables the
declaration of all the `long double' function variants. */
# define __NO_LONG_DOUBLE_MATH 1
#endif
#if defined _COMPLEX_H && !defined _COMPLEX_H_MATHDEF
# define _COMPLEX_H_MATHDEF 1
# if defined(__GNUC__) && !__GNUC_PREREQ(3,4)

3
sysdeps/unix/sysv/linux/alpha/Implies
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@ -1 +1,4 @@
unix/sysv/linux/wordsize-64
# These supply the ABI compatibility for when long double was double.
ieee754/ldbl-64-128
ieee754/ldbl-opt

10
sysdeps/unix/sysv/linux/alpha/Makefile
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@ -26,3 +26,13 @@ endif
ifeq ($(subdir),signal)
sysdep_routines += rt_sigaction
endif
ifeq ($(subdir),math)
# These 2 routines are normally in libgcc{.a,_s.so.1}.
# However, alpha -mlong-double-128 libgcc relies on
# glibc providing _Ots* routines and without these files
# glibc relies on __multc3/__divtc3 only provided
# by libgcc if configured with -mlong-double-128.
# Provide these routines here as well.
libm-routines += multc3 divtc3
endif # math

30
sysdeps/unix/sysv/linux/alpha/bits/wordsize.h Normal file
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@ -0,0 +1,30 @@
/* Copyright (C) 1999, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#define __WORDSIZE 64
#if !defined __NO_LONG_DOUBLE_MATH && !defined __LONG_DOUBLE_MATH_OPTIONAL
/* Signal that we didn't used to have a `long double'. The changes all
the `long double' function variants to be redirects to the double
functions. */
# define __LONG_DOUBLE_MATH_OPTIONAL 1
# ifndef __LONG_DOUBLE_128__
# define __NO_LONG_DOUBLE_MATH 1
# endif
#endif

8
sysdeps/unix/sysv/linux/alpha/nldbl-abi.h Normal file
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@ -0,0 +1,8 @@
/* ABI version for long double switch.
This is used by the Versions and math_ldbl_opt.h files in
sysdeps/ieee754/ldbl-opt/. It gives the ABI version where
long double == double was replaced with proper long double
for libm *l functions and libc functions using long double. */
#define NLDBL_VERSION GLIBC_2.4
#define LONG_DOUBLE_COMPAT_VERSION GLIBC_2_4