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* sysdeps/unix/sysv/linux/alpha/fpu/Implies: New file. 

* sysdeps/alpha/fpu/s_ceil.c: Include math_ldbl_opt.h, add
	compat_symbol if LONG_DOUBLE_COMPAT.
	* sysdeps/alpha/fpu/s_copysign.c: Likewise.
	* sysdeps/alpha/fpu/s_fabs.c: Likewise.
	* sysdeps/alpha/fpu/s_floor.c: Likewise.
	* sysdeps/alpha/fpu/s_rint.c: Likewise.
	* sysdeps/alpha/soft-fp/e_sqrtl.c: New file.
	* sysdeps/alpha/Implies: Add ieee754/ldbl-128.

	* 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 03:14:01 +00:00
parent fea3f995bd
commit 8400b18bfb
14 changed files with 142 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
ChangeLog
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@ -1,5 +1,23 @@
2006-01-31 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/alpha/fpu/Implies: New file.
* sysdeps/alpha/fpu/s_ceil.c: Include math_ldbl_opt.h, add
compat_symbol if LONG_DOUBLE_COMPAT.
* sysdeps/alpha/fpu/s_copysign.c: Likewise.
* sysdeps/alpha/fpu/s_fabs.c: Likewise.
* sysdeps/alpha/fpu/s_floor.c: Likewise.
* sysdeps/alpha/fpu/s_rint.c: Likewise.
* sysdeps/alpha/soft-fp/e_sqrtl.c: New file.
* sysdeps/alpha/Implies: Add ieee754/ldbl-128.
* 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.
* math/divtc3.c: New file.
* math/multc3.c: New file.
* sysdeps/unix/sysv/linux/sparc/sparc32/Makefile

5
sysdeps/alpha/Implies
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@ -1,5 +1,6 @@
wordsize-64
# Alpha uses IEEE 754 single and double precision floating point.
ieee754/flt-32
# Alpha uses IEEE 754 single, double and quad precision floating point.
ieee754/ldbl-128
ieee754/dbl-64
ieee754/flt-32
alpha/soft-fp

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)

6
sysdeps/alpha/fpu/s_ceil.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1998, 2000, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson.
@ -18,6 +18,7 @@
02111-1307 USA. */
#include <math.h>
#include <math_ldbl_opt.h>
/* Use the -inf rounding mode conversion instructions to implement
ceil, via something akin to -floor(-x). This is much faster than
@ -52,3 +53,6 @@ weak_alias (__ceil, ceil)
strong_alias (__ceil, __ceill)
weak_alias (__ceil, ceill)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __ceil, ceill, GLIBC_2_0);
#endif

10
sysdeps/alpha/fpu/s_copysign.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2000 Free Software Foundation, Inc.
/* Copyright (C) 2000, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson.
@ -18,6 +18,7 @@
02111-1307 USA. */
#include <math.h>
#include <math_ldbl_opt.h>
double
__copysign (double x, double y)
@ -31,3 +32,10 @@ weak_alias (__copysign, copysign)
strong_alias (__copysign, __copysignl)
weak_alias (__copysign, copysignl)
#endif
#ifdef IS_IN_libm
# if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __copysign, copysignl, GLIBC_2_0);
# endif
#elif LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
#endif

6
sysdeps/alpha/fpu/s_fabs.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2000 Free Software Foundation, Inc.
/* Copyright (C) 2000, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson.
@ -18,6 +18,7 @@
02111-1307 USA. */
#include <math.h>
#include <math_ldbl_opt.h>
double
__fabs (double x)
@ -35,3 +36,6 @@ weak_alias (__fabs, fabs)
strong_alias (__fabs, __fabsl)
weak_alias (__fabs, fabsl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __fabs, fabsl, GLIBC_2_0);
#endif

6
sysdeps/alpha/fpu/s_floor.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1998, 1999, 2000, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson.
@ -18,6 +18,7 @@
02111-1307 USA. */
#include <math.h>
#include <math_ldbl_opt.h>
/* Use the -inf rounding mode conversion instructions to implement
@ -53,3 +54,6 @@ weak_alias (__floor, floor)
strong_alias (__floor, __floorl)
weak_alias (__floor, floorl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __floor, floorl, GLIBC_2_0);
#endif

6
sysdeps/alpha/fpu/s_rint.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2000 Free Software Foundation, Inc.
/* Copyright (C) 2000, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson.
@ -18,6 +18,7 @@
02111-1307 USA. */
#include <math.h>
#include <math_ldbl_opt.h>
double
@ -48,3 +49,6 @@ weak_alias (__rint, rint)
strong_alias (__rint, __rintl)
weak_alias (__rint, rintl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __rint, rintl, GLIBC_2_0);
#endif

37
sysdeps/alpha/soft-fp/e_sqrtl.c Normal file
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@ -0,0 +1,37 @@
/* long double square root in software floating-point emulation.
Copyright (C) 1997, 1999, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com) and
Jakub Jelinek (jj@ultra.linux.cz).
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. */
#include "local-soft-fp.h"
long double
__ieee754_sqrtl (const long double a)
{
FP_DECL_EX;
FP_DECL_Q(A); FP_DECL_Q(C);
long double c;
FP_INIT_ROUNDMODE;
FP_UNPACK_Q(A, a);
FP_SQRT_Q(C, A);
FP_PACK_Q(c, C);
FP_HANDLE_EXCEPTIONS;
return c;
}

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

2
sysdeps/unix/sysv/linux/alpha/fpu/Implies Normal file
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@ -0,0 +1,2 @@
# Override ldbl-opt with alpha specific routines.
alpha/fpu

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